Here's what rhymes with polyphonal.
zonal tonal coronal clonal atonal polyclonal antiphonal monoclonal Words that almost rhyme with polyphonal
calomel chamomile social focal vocal foetal sociale local total noble mobile hopeful modal nodal immobile motile woeful asocial ennoble soulful mogul yodel bowlful global disposal coastal postal ignoble doleful prosocial scrotal unsocial asphodel proposal antisocial mucosal boastful mongrel ambrosial nonsocial reposeful psychosocial multimodal patrimonial reproachful sacerdotal synagogal anecdotal