English Reference

Word

unaccountable

Phoneticsun·ac·count·able

US/ˌənəˈkaʊntəbəɫ/

UK/ʌnɐkˈaʊntəbəl/

Definition

adj. impossible to explain or understand. You use it for strange feelings, delays, or behaviour that have no clear reason.

adj. impossible to explain or account for by reason or evidence. Often describes feelings, absences, or delays that lack an obvious cause.

Examples

“She feels an unaccountable fear of open water.”

“The train has an unaccountable delay and nobody at the station knows why.”

“Historians noted an unaccountable gap in the letters from 1916, with no record of where he lived that winter.”

Examples

simple

“She feels an unaccountable fear of open water.”

contextual

“The train has an unaccountable delay and nobody at the station knows why.”

complex

“Historians noted an unaccountable gap in the letters from 1916, with no record of where he lived that winter.”

Collocations

Common phrases and expressions where native English speakers use the word “unaccountable” in context.

Verb

01. appear unaccountable

“The decision to close the library appears completely unaccountable to residents.”

verb + adj

02. remain unaccountable

“Despite the inquiry, several long delays remain unaccountable.”

verb + adj

03. seem unaccountable

“His refusal to help his oldest friend seems quite unaccountable.”

verb + adj

04. unaccountable behaviour

“His unaccountable behaviour worried his family and colleagues.”

adj + noun

05. unaccountable delay

“The flight suffered an unaccountable delay of over six hours.”

adj + noun

Adjective

06. strangely unaccountable

“He felt a strangely unaccountable anxiety before the interview.”

adv + adj

Noun

07. unaccountable absence from

“Her unaccountable absence from work prompted a welfare check.”

adj + noun + prep

08. unaccountable anxiety about

“He felt an unaccountable anxiety about the routine medical check.”

adj + noun + prep

09. a strangely unaccountable feeling

“He woke with a strangely unaccountable feeling that something was wrong.”

10. an unaccountable delay in proceedings

“An unaccountable delay in proceedings left both lawyers frustrated.”

11. for some unaccountable reason

“For some unaccountable reason, she burst into tears during the meeting.”

12. seem quite unaccountable to others

“Her sudden change of attitude seems quite unaccountable to others.”

Usage

Typically placed before the noun it modifies.

Etymology

From un- + accountable.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Synonyms

Antonyms

explainable

Word family

ADJECTIVE

unaccountable(C1)

Related words

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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English Reference