出典:Wiktionary
get to know (third-person singular simple present gets to know, present participle getting to know, simple past got to know, past participle (英国用法) got to know or (米国用法) gotten to know)
知り合いになる
get to know
to become acquainted with someone
to have information in the mind
分かるようになる
気付いている
正気づく.