to say nothing of, not to mention

strictly speaking

façon de parler

(figuratively) to talk under one's breath, to mutter, to mumble

(figuratively) to talk under one's breath, to mutter, to mumble

(figuratively) to speak to someone who doesn't listen; to preach to deaf ears

to set tongues wagging, to make waves, to hit the headlines, to get oneself talked about, to be the talk of the town

(figuratively) to speak to someone who doesn't listen; to preach to deaf ears

(simile) to talk like a book

(figuratively) to let guns do the talking; to settle the argument with guns