She found his overly friendly behavior unsettling.
too familiar
Frequency:
60
%
His jokes were too familiar and bordered on inappropriate.
overbearing
Frequency:
50
%
Her overbearing presence made it difficult for others to express themselves.
overconfident
Frequency:
45
%
His overconfident attitude often rubbed people the wrong way.
Idiomatic Expressions for overfamiliar
Phrase: familiarity breeds contempt
Meaning: The more familiar or close you become with someone or something, the more likely you are to find faults or become disenchanted with them.
Usage: She used to idolize her boss, but now that they work closely together, she's starting to see his flaws. It's true what they say, familiarity breeds contempt.