Opines rhymes with:
pines, pynes, spines, affines, aligns, alines, assigns, bines, brines, bynes, clines, combines, declines, defines, designs, dines, dynes, fein's, fines, gines, glines, guynes, heines, heins, heinz, heinze, hines, hynes, inclines, jines, karlheinz, kines, klein's, line's, lines, lines', lynes, mine's, mines, mines', neyens, nine's, nines, pines, pynes, reclines, redefines, refines, resigns, rhines, rhynes, rines, rynes, shines, shrines, sign's, signs, sines, spines, stein's, steines, stines, tines, tynes, undermines, vines, whines, wine's, wines, wynes, zines
Opines sounds like:
obeying, obnoxious, offense, offenses, offing, opening, openings, openness, opens, openshaw, opining, opinions, oppens, ovens, ovonic