Here's what rhymes with grummer.
summer comer drummer plumber midsummer Words that almost rhyme with grummer
runner gunner other upper lover rubber utter lumber rudder clutter rougher usher udder crusher umber number under mother brother color cover suffer younger butter buffer cluster rupture supper molar ocular ulcer cutter flutter gutter lustre shudder shutter slumber bumper hover luster mutter paler sucker tougher blubber buzzer duller erasure jumper succor tuber bugger plover putter scrubber another culture wonder hunger recover sulphur thunder vulgar hunter plunder sulfur blunder butler muster youngster bunker ligature plunger tumbler bluster coadjutor smother vulture duster juster muffler sputter stutter sunder structure juncture asunder puncture uncover outnumber premolar adjuster embrasure encumber smuggler tricolor agriculture discover conductor sculpture sculptor abductor chronometer pustular instructor acupuncture constructor restructure aquaculture conjuncture rediscover undercover watercolor cartographer filibuster horticulture counterculture substructure pentameter superstructure infrastructure semiconductor superconductor