Trimmer rhymes with:
brimmer, grimmer, primmer, rimmer, brimmer, dimmer, excimer, glimmer, grimmer, kimmer, klimer, limmer, nimmer, primmer, rimmer, schwimmer, shimmer, simmer, skimmer, slimmer, swimmer, timmer, timur, wimmer, zimmer
Trimmer sounds like:
tarahumara, tarnower, termeer, termer, thorner, thurner, thurnher, trainer, trainor, traynor, treanor, tremor, trenary, turner, turnmire