familiarity
英 [fəmɪlɪ'ærɪtɪ]
美[fə,mɪlɪ'ærəti]
	    - n. 熟悉,精通;亲密;随便
 
英英释意
- 1. personal knowledge or information about someone or something
 
- 2. usualness by virtue of being familiar or well known
 
- 3. close or warm friendship;
 - "the absence of fences created a mysterious intimacy in which no one knew privacy"
 
- 4. a casual manner
 
- 5. an act of undue intimacy