Words That Rhyme With "Tetragonal" :
3 syllables:
acronal, agonal, cantonal, factional, national, passional, patronal
4 syllables:
binational, decagonal, diaconal, diagonal, heptagonal, hexagonal, irrational, isogonal, octagonal, orthogonal, pentagonal, polygonal, transnational, unnational
5 syllables:
dodecagonal, international, intranational, multinational, subdiaconal, supernational, supranational, suprarational