Words That Rhyme With "Polonium" :
3 syllables:
chromium, chthonian, conium, cranium, minium, rhenium, tomium
4 syllables:
acromion, actinium, aeonian, ammonium, bezonian, biennium, Bostonian, bucranium, calcaneum, decennium, delphinium, demonian, Devonian, didinium, dominium, draconian, einsteinium, encomium, eonian, Esthonian, Estonian, Etonian, euphonium, favonian, geranium, germanium, gorgonian, harmonium, Houstonian, hydronium, hymenium, Iconium, Ionian, ionium, Jacksonian, johnsonian, Jonsonian, Laconian, Lincolnian, meconium, neptunium, Newtonian, Oxonian, phosphonium, plutonian, plutonium, proscenium, prostomium, prytaneum, quadrennium, quinquennium, ruthenium, septennium, Shoshonean, stramonium, sulfonium, sulphonium, syconium, titanium, triennium, typhonian, uranium, virginium, Wilsonian, zirconium
5 syllables:
Aberdonian, Amazonian, androconium, antinomian, archegonium, Arizonian, ascogonium, Caledonian, Calydonian, carpogonium, chondrocranium, Ciceronian, condominium, cuprammonium, diazonium, Emersonian, endocranium, ferrochromium, Haligonian, Hamiltonian, Heliconian, hydroxonium, Jeffersonian, oogonium, Oregonian, pandemonium, parascenium, parkinsonian, Patagonian, pelargonium, pericranium, perigonium, peritoneum, positronium, protactinium, sporogonium, succedaneum, suppedaneum, Tennysonian, uredinium, Washingtonian
6 syllables:
ferrotitanium, ferrozirconium, hexamethonium, protoactinium, spermatogonium