Here's what rhymes with commilitonis.
macaronis Words that almost rhyme with commilitonis
gnomish wholeness nobis yogis closeness aerobics prolix moroseness phobics stoics biopics jocoseness osmosis narcosis bowsprits crochets raviolis alkalosis heroics postscripts bobolinks telephonists trombonists osteoporosis folklorists agoraphobics myxomatosis xylophonists tuberculosis endometriosis vibraphonists atherosclerosis saxophonists toxoplasmosis