Words That Rhyme With "Simplex" :
1 syllable:
Aix, becks, blech's, checks, Czechs, dec's, decks, dex, Eckes, ex, flecks, flex, grex, heck's, hex, kex, lex, necks, peck's, plex, rex, sex, specks, specs, techs, treks, vex, wrecks
2 syllables:
annex, complex, convex, desex, execs, fedex, perplex, Quebec's, triplex, unsex