14
well-versed(green, inept)
11
familiar(adjective, friendly, common, bold)
7
home
7
usual(adjective, new, common, irregular)
4
famous
4
well-known(adjective, famous, familiar, unknown)
3
common(adjective, exceptional)
3
versed(adjective, common)
3
experienced(verb, adjective, common)
3
known(verb, adjective, common, unknown)
3
shrewd
3
standard(adjective, common)
2
acquainted
2
commonplace
2
ordinary(adjective, common)
2
accustomed
2
conversant
2
everyday(adjective, common)
2
knowing(adjective, common)
2
long-familiar
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APASmart Define. (2015). unfamiliar thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unfamiliar/thesaurus/antonyms
ChicagoSmart Define. 2015. "unfamiliar thesaurus" https://smartdefine.org/unfamiliar/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unfamiliar thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unfamiliar/thesaurus/antonyms>.
MLASmart Define. "unfamiliar thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/unfamiliar/thesaurus/antonyms>