noise vs grumbling

Other hyponyms of noise include bam, bang, blast, clap, eruption, banging, bark, blare, blaring, cacophony, clamor, din, boom, roar, roaring, thunder, chatter, chattering, chatter, chattering, chug, clack, clap, clang, clangor, clangoring, clangour, clank, clash, crash, clatter, crack, cracking, snap, crackle, crackling, crepitation, creak, creaking, crunch, ding-dong, explosion, grate, grinding, grunt, oink, fizzle, hiss, hissing, hushing, sibilation, howl, brouhaha, hubbub, katzenjammer, uproar, hum, humming, pant, plonk, plop, plump, racket, rale, rattle, rattling, report, rhonchus, grumble, rumble, rumbling, rustle, rustling, whisper, whispering, scrape, scraping, scratch, scratching, scream, screaming, screech, screeching, shriek, shrieking, scrunch, shrilling, sizzle, slam, snap, snore, spatter, spattering, splatter, splattering, splutter, sputter, sputtering, plash, splash, squawk, squeak, squish, stridulation, swoosh, whoosh, thunder.