Your taskFill in the gap in each sentence with the correct word or phrase.authorityavailabilitycreativityindividualitymajoritysimilarityspecificityvariabilitycommunityappropriatenesscomplexityfinalitynormalitysecurityidentity0 / 15 answeredYour score0 / 150%Keep practising! Focus on the explanations below.1The police officer must use her carefully when dealing with vulnerable members of the public.Correct answer: authority▸ Why?"Authority" is the noun meaning the right or power to give orders; the most likely wrong answer is "authorisation," which refers to a specific official permission, not the general power itself.2The of affordable housing in rural areas has declined significantly over the past two decades.Correct answer: availability▸ Why?"Availability" is formed by adding -ity to the adjective "available" (dropping -le); "availableness" might seem logical but is not a standard English form.3One hallmark of great artistic work is the that the individual brings to their chosen medium.Correct answer: creativity▸ Why?"Creativity" is formed by adding -ity to the adjective "creative" (from "create"); "creationism" is a false choice — it names a specific belief system, not an intellectual capacity.4The campaign encouraged young people to embrace their rather than conform to social pressure.Correct answer: individuality▸ Why?"Individuality" = "individual" + -ity, meaning the quality of being distinctly oneself; "individualism" is also a noun but refers to a social philosophy, not personal uniqueness.5The of respondents agreed that governments must act immediately on climate change.Correct answer: majority▸ Why?"Majority" = "major" + -ity, meaning more than half of a group; "majoring" is a verb form used in educational contexts and does not function as a noun here.6Despite their different backgrounds, the two research teams noted a striking in their final conclusions.Correct answer: similarity▸ Why?"Similarity" = "similar" + -ity, naming the quality of resemblance; "similarness" is not a standard form and would be rejected in academic writing.7The reviewers praised the of the methodology, noting that the precise definitions made replication straightforward.Correct answer: specificity▸ Why?"Specificity" = "specific" + -ity, meaning the degree to which something is exactly defined; "specification" is the most tempting wrong choice, but it refers to a detailed document, not the quality of being precise.8The high in annual rainfall data makes long-term agricultural planning extremely difficult in this region.Correct answer: variability▸ Why?"Variability" = "variable" + -ity, expressing the degree to which something changes; "variation" names specific instances of change and is less appropriate when describing a general statistical quality.9The project's long-term success depended on the entire working collaboratively toward a shared goal.Correct answer: community▸ Why?"Community" (from the root that gives "communal") refers to a social group with shared interests; "communion" is a false friend meaning an act of sharing or a religious rite, not a social group.10The committee questioned the of the proposal, given the highly sensitive political climate at the time.Correct answer: appropriateness▸ Why?"Appropriateness" = "appropriate" + -ness, meaning the quality of being suitable in context; "appropriacy" exists in applied linguistics but is too narrow a register choice for general academic writing.11Scholars have long debated whether the of global financial systems makes economic crises inevitable.Correct answer: complexity▸ Why?"Complexity" = "complex" + -ity, denoting the quality of having many interrelated parts; "complexness" is technically possible but non-standard — "complexity" is the established form in academic discourse.12The arbitrator's decision was announced with a sense of that made any further appeal seem pointless.Correct answer: finality▸ Why?"Finality" = "final" + -ity, capturing the quality of being conclusive and irreversible; "finalness" does not exist in English, making "finality" the only valid option here.13After months of civil unrest, the new administration's central aim was restoring a sense of to daily life.Correct answer: normality▸ Why?"Normality" = "normal" + -ity; the American variant "normalcy" also exists, but "normality" is the standard British and IELTS academic form — never write "normalness."14The organisation invested heavily in data after a series of high-profile breaches exposed customer records.Correct answer: security▸ Why?"Security" = "secure" + -ity (the final -e drops before the suffix), denoting the state of being protected; "securement" and "secureness" are not standard forms in English.15A nation's cultural is often shaped as much by shared historical memory as by the language its citizens speak.Correct answer: identity▸ Why?"Identity" derives from Latin identitas via the -ity route and means a defining set of characteristics; "identification" names the process of recognising something, not the defining quality itself — a distinction that separates B2 from C1 learners.Check AnswersPlease answer at least one question first.Found an error in this exercise? 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