Replenish rhymes with:
benish, admonish, astonish, banish, barnish, benish, brownish, burnish, clannish, corniche, cornish, danish, diminish, finish, finnish, furnish, garnish, greenish, hanisch, hanish, harnisch, harnish, heinisch, janisch, janish, kronish, kunesh, manish, minish, ornish, pollyannish, punish, refinish, rheinisch, semifinish, spanish, stanish, tarnish, vanish, varnish, yanish
Replenish sounds like:
rappelling, raveling, rebelling, rebellion's, rebellions, refueling, repealing, repelling, replaying, replying, revaluing, revealing, reveling, revlon's, rifling, rippling, rivaling, robling, roebling, ruffling