1. (noun)acquaintance, familiarity, conversance, conversancy personal knowledge or information about someone or something Synonyms: intimacy, liberty, casualness, conversancy, closeness, friend, familiarity, indecorum, impropriety, acquaintance, conversance, acquaintanceship Antonyms: strangeness, unfamiliarity
2. (noun)familiarity usualness by virtue of being familiar or well known Synonyms: intimacy, casualness, conversancy, closeness, liberty, indecorum, impropriety, acquaintance, conversance Antonyms: unfamiliarity, strangeness
5. (noun)familiarity, impropriety, indecorum, liberty an act of undue intimacy Synonyms: intimacy, indecency, autonomy, casualness, conversancy, closeness, indecorousness, liberty, familiarity, indecorum, impropriety, acquaintance, shore leave, conversance, improperness Antonyms: unfamiliarity, strangeness
Synonyms, Thesaurus & Antonyms of 'Familiarity'
English Synonyms and Antonyms
1. Familiarity Acquaintance between persons supposes that each knows the other; we may know a public man by his writings or speeches, and by sight, but can not claim acquaintance unless he personally knows us. Synonyms: acquaintance, association, experience, fellowship, intimacy, companionship, familiarity, friendship, knowledge Antonyms: ignorance, ignoring, inexperience, unfamiliarity
Synonyms for Familiarity 
