Lessening rhymes with:
christening, fastening, glistening, hastening, jettisoning, listening, loosening, worsening, abandoning, airconditioning, apportioning, auctioning, auditioning, awakening, battening, beckoning, blackening, bludgeoning, boening, brightening, broadening, burdening, burgeoning, captaining, captioning, cautioning, championing, cheapening, chickening, christening, clendening, commissioning, conditioning, corpening, cushioning, dampening, darkening, deadening, deafening, decommissioning, deepening, dekoning, determining, disciplining, disheartening, disillusioning, enlightening, enlivening, envisioning, fashioning, fastening, fattening, flattening, freshening, frightening, functioning, gardening, glendening, glistening, groening, happening, hardening, harmening, hastening, heartening, heightening, imagining, imprisoning, jettisoning, kroening, leavening, lengthening, lightening, likening, listening, loosening, maddening, malfunctioning, margining, mentioning, moening, motioning, opening, optioning, orphaning, pardoning, partitioning, petitioning, poisoning, positioning, provisioning, questioning, quickening, rationing, reasoning, reawakening, reckoning, reconditioning, reexamining, reopening, repositioning, ripening, saddening, sanctioning, schoening, seasoning, sectioning, sharpening, shortening, sickening, siphoning, slackening, smartening, softening, stationing, stiffening, straightening, strengthening, summoning, sweetening, terpening, thickening, threatening, tightening, toughening, transitioning, tregoning, unquestioning, vacationing, weakening, widening, wilkening, worsening
Lessening sounds like:
lachance, lacking, laconic, lagging, lagoons, lagunas, lajeunesse, lakins, lakshamanan's, lashing, lashings, laughing, laughinghouse, lawlessness, lawson's, laziness, leaching, leachman's, leaking, leasing, leasing's, leeson's, legging, leggings, legions, legumes, leising, lesinski, lesions, lesniak, lesnick, lesniewski, lessens, lessing, lessness, lessons, leszczynski, lexicons, leysen's, li-kang, liaisons, licence, licences, license, licensee, licensees, licenses, lichens, licking, liggins, likeness, likenesses, likening, likens, liking, likins, locking, lockneys, logging, loggins, logjams, looking, loosening, loosens, loosing, losing, losinski, lossing, louganis, louganos, louisiana's, louisianians, lousiness, lozano's, lozenge, lozenges, lozinski, lucking, lugging, lukens, lukins, lusinchi, lycoming, lykens, lykins