友達が騒音について文句を言ってる

友達: friend, friends, mate, pal, companion
が: is, there, but, ga, will, however
騒音: noise, cacophony, sound, loud noise, discord, clamor, ado, din, blare
に: in, to, on, at, into, upon
つい: about, just, quite, accidentally, eventually, inevitably, inadvertently, unconsciously, unintentionally
て: the, it, have
文句: complain, complaint, phrase, objection, grievance
を: o, the, to, wo
言う: say, tell, speak, mention, express, state, remark
てる: you, i'm, doing, to do