Words That Rhyme With "Couplet" :
2 syllables:
applet, chaplet, doublet, drawplate, droplet, drupelet, gullet, mullet, public, published, puppet, ripplet, triplet, uplift
3 syllables:
nonpublic, octuplet, quintuplet, republic, septuplet, sextuplet, surmullet, unpublished