Synonyms of sonorous

1 Syllable
loud, bass, rich
2 Syllables
florid, stilted, forter, pompous, ringing, roaring, booming, louder, loudest, plangent, rotund
3 Syllables
harmonic, big-talking, stentorian, flowery, resonant, full-mouthed, harmonious, full-toned, low-toned, symphonious, bombastic, tuneful, powerful, puffed-up, ear-piercing, ear-splitting, thundering, loud-voiced, resounding, sonorant, full-voiced, deep-toned, orotund, overblown, fullmouthed
4 Syllables
hyperbolic, grandiloquent, baritone, rhetorical, reverberant
5 Syllables
reverberating