Describing Complexity: English Vocabulary List

Explore 27 English words about describing complexity with pronunciation, definitions and example sentences.

27 words IELTS 6-7 Vocabulary List
intricate /ˈɪntɹəkət/ adjective

having many complex parts or details that make it difficult to understand or work with

"The pattern is intricate."

"The intricate clockwork mechanism required a skilled artisan to repair and maintain its delicate moving parts."

sophisticated /səˈfɪstəˌkeɪtɪd/ adjective

(of a system, device, or technique) intricately developed to a high level of complexity

"The device is sophisticated."

"The sophisticated algorithm could analyze vast amounts of data to predict future market trends with remarkable accuracy."

multi-layered /mˈʌltaɪlˈeɪɚd/ adjective

having many complex parts or aspects

"The story is multi-layered."

"The multi layered political thriller kept the audience engaged with its complex plot and unexpected character developments throughout the film."

detailed /dɪˈteɪɫd/ adjective

including many specific elements or pieces of information

"The report is detailed."

"The detailed architectural plans provided all the necessary specifications for constructing the new skyscraper precisely as designed."

perplexing /pɝˈpɫɛksɪŋ/ adjective

causing confusion due to being complex or unclear

"The problem is perplexing."

"The perplexing disappearance of the ancient artifact left the archaeologists with more questions than answers about its whereabouts."

tricky /ˈtɹɪki/ adjective

difficult to do or handle and requiring skill or caution

"This is a tricky problem."

"Navigating the treacherous mountain pass required tricky maneuvering and a great deal of concentration from the experienced driver."

troublesome /ˈtɹəbəɫsəm/ adjective

causing problems, difficulties, or annoyance

"The cough is troublesome."

"The troublesome child was always getting into fights at school and the principal had to call his parents almost every single week."

baffling /ˈbæfəɫɪŋ/ adjective

causing confusion or bewilderment due to being difficult to understand or explain

"The question is baffling."

"The baffling disappearance of the missing hiker remained unsolved for years until a hunter found his old camp deep in the forest."

problematic /ˌpɹɑbɫəˈmætɪk/ adjective

presenting difficulties or concerns, often requiring careful consideration or attention

"His behavior is problematic."

"The problematic software crashed several times a day and the frustrated users demanded that the company release a fix immediately to address the issues."

mystifying /ˈmɪstəˌfaɪɪŋ/ adjective

causing confusion or making something difficult to explain or understand

"Her disappearance is mystifying."

"The mystifying magic trick left the audience wondering how the magician had made the elephant disappear from the stage in front of their eyes."

bewildering /bɪwˈɪldɚɹɪŋ/ adjective

causing confusion or lack of understanding

"The instructions are bewildering."

"The bewildering array of options on the menu made it hard for her to choose what to order for her dinner."

simple /ˈsɪmpəl/ adjective

not involving difficulty in doing or understanding

"The recipe is simple."

"The solution to the math problem was actually quite simple once the teacher explained it step by step to the entire class."

effortless /ˈɛfɝtɫəs/ adjective

done with little or no difficulty

"Her dance seemed effortless."

"The effortless grace of the professional dancer made the difficult routine look easy even though she had practiced it for thousands of hours."

undemanding /ˌʌndɪmˈændɪŋ/ adjective

not needing a lot of time, energy, or attention

"The job is undemanding."

"The undemanding job did not pay very much but it allowed her to relax and spend more time with her family at home."

unproblematic /ʌnpɹˌɑːbəlmˈæɾɪk/ adjective

easy and not causing any issues or difficulties

"The process is unproblematic."

"The unproblematic transition to the new software surprised everyone because they had expected technical issues and delays during the upgrade process."

user-friendly /jˈuːzɚfɹˈɛndli/ adjective

(of a machine, piece of equipment, etc.) easy to use or understand by ordinary people

"The app is user-friendly."

"The user friendly interface of the new app made it easy for elderly people to learn how to use their smartphones without frustration."

clear-cut /ˈkɫɪɹˌkət/ adjective

straightforward, simple, and easily understood without any confusion or complexity

"The rules are clear-cut."

"The clear cut rules of the game made it easy for new players to understand how to play without needing a long explanation."

smooth /smuːð/ adjective

having a surface that is even and free from roughness or irregularities

"The surface is smooth."

"The smooth surface of the lake reflected the mountains perfectly creating a mirror like image that was breathtakingly beautiful to see."

untroublesome /ʌntɹˈʌbəlsˌʌm/ adjective

not causing trouble or difficulties and being easy to deal with

"The journey was untroublesome."

"The untroublesome journey to the airport took only twenty minutes because there was no traffic on the highway at that time."

uncluttered /ənˈkɫətɝd/ adjective

free from mess or untidiness

"The room is uncluttered."

"Her uncluttered workspace allowed her to concentrate fully on the important tasks at hand without distraction."

unchallenging /ʌntʃˈælɪndʒˌɪŋ/ adjective

requiring little effort or engagement

"The task is unchallenging."

"The unchallenging puzzle was too easy for the experienced players so they finished it in just a few minutes without any effort."

painless /ˈpeɪnɫəs/ adjective

easy to endure or accomplish

"The injection was painless."

"The painless injection surprised the child who had been crying and screaming before the nurse gave him the shot in his arm."

unfussy /ʌnfˈʌsi/ adjective

simple and straightforward, without unnecessary complications

"She is an unfussy eater."

"The unfussy eater would try any food that was placed in front of him without complaining or asking for something else to eat."

unambiguous /ˌənæmˈbɪɡjəwəs/ adjective

clear and with no room left for confusion or doubt

"The message is unambiguous."

"The unambiguous answer left no room for doubt or confusion and everyone understood exactly what they needed to do next."

easy-peasy /ˈiːzipˈiːzi/ adjective

extremely easy or simple to do

"The test was easy-peasy."

"The easy peasy quiz was so simple that even the youngest student in the class answered every single question correctly without any help."

uninvolved /ənɪnˈvɔɫvd/ adjective

(of a person) avoiding participation or engagement in a situation or activity

"He remained uninvolved."

"The uninvolved father missed all of his son's soccer games and school plays because he was always traveling for work."

minimal /ˈmɪnəməɫ/ adjective

very small in amount or degree, often the smallest possible

"The cost is minimal."

"The minimal amount of sugar in this recipe makes it a healthy choice for people watching their weight carefully."

Learn all 27 words in this list with spaced repetition

Start learning with Mnimi

IELTS 6-7 Vocabulary List — Topics

Describing Size and Scale24 wordsDescribing Dimensions16 wordsDescribing Weight and Steadiness11 wordsDescribing an Increase in Amount15 wordsDescribing a Decrease in Amount12 wordsDescribing Intensity8 wordsDescribing Time and Duration14 wordsDescribing Space and Area7 wordsDescribing Shapes9 wordsDescribing Speed14 wordsDescribing Significance15 wordsDescribing Insignificance18 wordsDescribing Strength and Influence16 wordsDescribing Uniqueness24 wordsDescribing Commonness6 wordsDescribing High Quality18 wordsDescribing Low Quality17 wordsDescribing Value18 wordsDescribing Challenges16 wordsDescribing Wealth and Success13 wordsDescribing Poverty and Failure15 wordsDescribing Age and Appearance24 wordsDescribing Body Shape25 wordsDescribing Wellness25 wordsDescribing Intellectual capability19 wordsDescribing Intellectual Incapabilities13 wordsDescribing Positive Human Traits13 wordsDescribing Negative Human Traits18 wordsDescribing Moral Traits17 wordsDescribing Financial Behaviours12 wordsDescribing Social Behaviours13 wordsDescribing Short-tempered Traits8 wordsDescribing Positive Emotional Responses15 wordsDescribing Negative Emotional Responses26 wordsDescribing Positive Emotional States20 wordsDescribing Negative Emotional States24 wordsDescribing Tastes and Smells25 wordsDescribing Sounds20 wordsDescribing Textures18 wordsDescribing Temperature9 wordsDescribing Probability24 wordsExpressing Attempt and Prevention9 wordsExpressing Opinions19 wordsExpressing Thoughts and Decisions12 wordsExpressing Encouragement and Discouragement11 wordsExpressing Knowledge and Information16 wordsExpressing Requests and Suggestions10 wordsExpressing Respect and Approval7 wordsExpressing Regret and Sadness10 wordsExpressing Relational Actions10 wordsExpressing Physical Actions and Reactions5 wordsExpressing Body Language and Gestures14 wordsExpressing Postures and Positions13 wordsExpressing Movements21 wordsEngaging in Verbal Communication20 wordsUnderstanding and Learning32 wordsPerceiving The Senses10 wordsCommanding and Giving Permissions23 wordsPredicting17 wordsTouching and Holding16 wordsChanging and Forming26 wordsCreating and Producing20 wordsOrganising and Collecting17 wordsPreparing Food15 wordsEating and Drinking17 wordsTalking about Science9 wordsTalking about Education24 wordsTalking about Research8 wordsTalking about Astronomy19 wordsTalking about Physics14 wordsTalking about Biology14 wordsTalking about Chemistry7 wordsTalking about Geology13 wordsTalking about Philosophy14 wordsTalking about Psychology10 wordsTalking about Maths and Graphs8 wordsTalking about Geometry21 wordsTalking about Environment13 wordsTalking about Landscape and Geography18 wordsTalking about Engineering17 wordsTalking about Technology18 wordsTalking about Internet and Computer14 wordsTalking about Manufacture and Industry20 wordsTalking about History20 wordsTalking about Religion24 wordsTalking about Culture and Custom17 wordsTalking about Language12 wordsTalking about Arts10 wordsTalking about Music18 wordsTalking about Film and Theatre18 wordsTalking about Literature20 wordsTalking about Architecture4 wordsTalking about Marketing8 wordsTalking about Finance15 wordsTalking about Management13 wordsTalking about Medicine18 wordsTalking about Sickness and Symptoms10 wordsTalking about Law18 wordsTalking about Energy and Power15 wordsTalking about Crime23 wordsTalking about Punishment12 wordsTalking about Government12 wordsTalking about Politics19 wordsTalking about Measurement8 wordsTalking about War22 wordsTalking about Positive Emotions15 wordsTalking about Negative Emotions22 wordsTalking about Travel and Tourism17 wordsTalking about Migration7 wordsTalking about Food and Drinks18 wordsTalking about Materials10 wordsTalking about Pollution18 wordsTalking about Disasters17 wordsTalking about Weather11 wordsTalking about Animals22 wordsAdverbs of Manner37 wordsAdverbs of Degree26 wordsAdverbs of Comment and Certainty25 wordsAdverbs of Time and Frequency26 wordsAdverbs of Purpose and Emphasis17 wordsConjunctive Adverbs23 wordsSize and Scale10 wordsDimensions2 wordsWeight and Steadiness13 wordsIncrease in Amount13 wordsDecrease in Amount7 wordsIntensity9 wordsTime and Duration12 wordsSpace and Area6 wordsShapes5 wordsSpeed7 wordsSignificance12 wordsInsignificance3 wordsStrength and Influence9 wordsUniqueness10 wordsCommonness5 wordsComplexity8 wordsHigh Quality8 wordsLow Quality5 wordsValue4 wordsChallenges18 wordsWealth and Success5 wordsPoverty and Failure11 wordsAge and Appearance14 wordsBody Shape13 wordsWellness17 wordsIntellectual Capability10 wordsIntellectual Incapabilities1 wordsPositive Human Traits5 wordsNegative Human Traits2 wordsMoral Traits11 wordsFinancial Behaviours4 wordsSocial Behaviours2 wordsShort-tempered Traits4 wordsPositive Emotional Responses1 wordsNegative Emotional Responses6 wordsPositive Emotional States2 wordsNegative Emotional States13 wordsTastes and Smells6 wordsSounds4 wordsTextures5 wordsTemperature4 wordsProbability6 wordsAttempt and Prevention11 wordsOpinions8 wordsThoughts and Decisions14 wordsEncouragement and Discouragement11 wordsKnowledge and Information16 wordsRequest and Suggestion6 wordsRespect and Approval8 wordsRegret and Sadness2 wordsRelational Actions16 wordsPhysical Actions and Reactions14 wordsBody Language and Gestures3 wordsPostures and Positions5 wordsMovements12 wordsScience1 wordsEducation9 wordsResearch9 wordsAstronomy2 wordsPhysics1 wordsBiology2 wordsChemistry3 wordsGeology5 wordsPhilosophy3 wordsPsychology13 wordsMaths and Graphs12 wordsGeometry8 wordsEnvironment2 wordsLandscape and Geography1 wordsEngineering3 wordsTechnology8 wordsInternet and Computer7 wordsManufacture and Industry2 wordsHistory7 wordsReligion7 wordsCulture and Custom7 wordsLanguage and Grammar5 wordsArts6 wordsMusic8 wordsFilm and Theatre13 wordsLiterature10 wordsArchitecture5 wordsMarketing5 wordsFinance7 wordsManagement8 wordsMedicine1 wordsSickness and Symptoms2 wordsLaw11 wordsEnergy and Power3 wordsCrime6 wordsPunishment6 wordsGovernment8 wordsPolitics10 wordsMeasurement12 wordsWar13 wordsPositive Emotions6 wordsNegative Emotions7 wordsTravel and Tourism11 wordsMigration4 wordsFood and Drinks18 wordsMaterials8 wordsPollution4 wordsDisasters4 wordsWeather2 wordsAnimals9 words