Impel rhymes with:
compel, rampell, aix-la-chapelle, apel, capelle, chapell, chapelle, chappelle, compel, dispel, dispell, expel, faupel, harpel, lapel, misspell, pehl, pell, pelle, propel, rampell, repel, riopel, spell, vaupel
Impel sounds like:
immobile, immovable, impala, impale, imply, ineffable, inflow