noun ·6 syllables ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   Lack of familiarity; ignorance or inexperience. countable, uncountable

   "Due to my unfamiliarity with the library's catalog system, it took several hours to find the book."

2. 2
   unusualness as a consequence of not being well known wordnet

Synonyms

All synonyms

agnosticismamateurishnessamateurismblankmindednessbrand-newnesscallowness

Antonyms

All antonyms

familiarity

Example

More examples

"Am I the only one who still feels a sense of unfamiliarity with the word "Surprise party"?"

Etymology

From un- + familiarity.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.