Words That Rhyme With "Dodecahedron" :

2 syllables:

Kidron

3 syllables:

trihedron

4 syllables:

decahedron, hexahedron, octahedron, pentahedron, polyhedron, rhombohedron, tetrahedron

5 syllables:

icosahedron, scalenohedron, trisoctahedron

7 syllables:

icositetrahedron