Main Entry: fa·mil·iar·i·ty

Pronunciation: \fə-ˌmi-lē-ˈ(y)er-ə-tē, -ˈ(y)a-rə-; -ˌmil-ˈyer-, -ˌmil-ˈya-rə-\

Function: noun

Inflected Form(s): plural fa·mil·iar·i·ties

Date: 13th century

1 a : the quality or state of being familiar b : a state of close relationship : intimacy
2 a : absence of ceremony : informality b : an unduly informal act or expression : impropriety c : a sexual liberty
3 : close acquaintance with something