familiarity/fəˌmɪliˈærəti/复数形式familiarities1知识, 熟悉personal knowledge or information about someone or somethingCopy同义词： acquaintanceconversancyconversance2熟悉, 知识usualness by virtue of being familiar or well knownCopy反义词： unfamiliarity3熟悉, 友谊close or warm friendshipCopy同义词： intimacycloseness4过分亲昵an act of undue intimacyCopy同义词： indecorumimproprietyliberty5熟悉, 随意a casual mannerCopy同义词： casualness