THESAURUS
breathe, breathe in, coo, draw in, inhale, inspire, maffle, mumble, murmur, mussitate, mutter, sigh, slurp, sniff, sniffle, snuff, snuff in, snuffle, suck, suck in, suckle, susurrate, whisper
ROGET THESAURUS
Voice
VB
utter, breathe, give utterance, give tongue, cry, ejaculate, rap out, vocalize, prolate, articulate, enunciate, pronounce, accentuate,
aspirate, deliver, mouth, whisper in the ear.
Sound
N
sound, noise, strain, accent, twang, intonation, tone, cadence, sonorousness, audibility, resonance, voice,
aspirate, ideophone, rough breathing, acoustics, phonics, phonetics, phonology, phonography, diacoustics, diaphonics, phonetism, sounding, soniferous, sonorous, sonorific, resonant, audible, distinct, stertorous, phonetic, phonic, phonocamptic, a thousand trills and quivering sounds, forensis strepitus.