familiar/ fə'mɪlɪər /

1.adjective [+face] [ voice] [ name] 
(well-known) 熟悉的

2.adjective [+behaviour] [ tone] 
(intimate) 亲密的

to be familiar with
 [+subject] 对…熟悉
to be on familiar terms (with sb)
(与某人)交情好