Synonyms of acquainted in English:

acquainted


See definition of acquaint

adjective

1‘she was well acquainted with Gothic literature’

SYNONYMS
familiar, conversant, at home, up to date, up
well versed in, knowledgeable about, well informed about, cognizant in, apprised of, abreast of, no stranger to
au fait, au courant
informal well up on, in the know about, plugged in to, genned up on, clued in on, wise to, hip to
ANTONYMS

unfamiliar, ignorant

2‘I am not personally acquainted with him’

SYNONYMS
known to
familiar, friendly, on friendly terms, on good terms, on a sociable footing