Marlboro's rhymes with:
marlboros, marlboros, marlboros, marlboros, marlboros, marlboros, aros, arrow's, arrows, baros, barros, barrows, biros, borrows, bureau's, bureaus, burroughs, cairo's, castro's, ceniceros, chamorro's, d'alessandro's, darrow's, debarros, deniro's, embrose, ercros, ferraro's, fierros, funaro's, guidroz, guitarro's, heathrow's, hero's, heroes, heros, intros, jamroz, jaros, lambros, lampros, legros, lonrho's, majoros, marlboros, medeiros, mesaros, meszaros, metro's, micro's, micros, miro's, montenegro's, morihiro's, moros, moroz, moruhiro's, murihuro's, narrows, negroes, negros, nero's, oliveros, ontiveros, oros, pedros, petros, pharaohs, pharoahs, politburo's, quinteros, quiros, quiroz, shapiro's, shapiros, sorrows, sparrows, speros, superheroes, sutro's, tadros, tesoro's, tiros, viveiros, viveros, voros, wheelbarrows, yaros, zero's, zeroes, zeros