Corrugate rhymes with:
abrogate, congregate, desegregate, interrogate, irrigate, segregate, abrogate, castigate, congregate, delegate, desegregate, fumigate, instigate, interrogate, investigate, irrigate, koreagate, mitigate, navigate, obligate, propagate, relegate, segregate, subjugate
Corrugate sounds like:
careerist, caressed, carjacked, charest, charged, chargit, cheeriest, cherished, chrest, christ, christa, christi, christie, christo, christy, chryst, circuit, circuited, coerced, corestate, corexit, corkwood, correct, corrected, corrugated, corset, corsetti, cracked, craghead, craighead, crashed, crazed, craziest, creaked, creosote, crescott, crest, crested, cricket, crist, crista, cristo, crochet, crocheted, crockett, crooked, croquet, crossed, crossett, crosswhite, crosthwait, crosthwaite, crouched, cruised, crusade, crushed, crust, crusted, crusty, cruzado, curiosity, cursed, czarist