say in passing

advise allude to broach imply inform mention refer to remind touch on

acquaint adumbrate angle apprise coax connote cue drop expose fish foreshadow impart infer insinuate intimate leak make point prefigure press prompt recall shadow signify solicit spring whisper wink

bring up give an inkling jog memory let it be known let out of bag put flea in ear tip off tip one's hand

conceal halt hide leave alone prevent refuse stop withhold