One syllable words that rhyme with rule_out
boole, boule, bruehl, brule, buehl, buel, buhl, cool, coole, cruel, drool, dual, duell, dule, fool, fuel, hoole, joule, juel, jule, kool, kreul, luelle, muehl, mule, pool, poole, poul, reul, reule, rhule, ruel, rule, school, schuele, spool, sproule, sproull, spruell, spruiell, spruill, stool, thule, tool, toole, tuel, tuell, tuyle, who'll, you'll, yuill, yuille, yule
Two syllable words that rhyme with rule_out
abdul, baiul, drogoul, gurule, home-school, makhoul, mccool, misrule, nepool, o'toole, preschool, rahul, rantoul, raoul, raul, retool, ruhul, uncool, vipul