Words That Rhyme With "Potomac" :

2 syllables:

bromic, chromic, donut, doughnut, drammock, gnomic, grownup, hammock, humic, hummock, ohmic, sumac, sumach

3 syllables:

achromic, dichromic, genomic, trichromic, trisomic

4 syllables:

monochromic, monosomic, polychromic