Here's what rhymes with strengthening.
lengthening restrengthening Words that almost rhyme with strengthening
mentioning pensioning reckoning lessening reddening leavening threatening editing beckoning deafening leveling deadening freshening premising reveling reputing questioning settling trembling parenting menacing meddling crediting peddling sectioning entrancing meriting terracing ferreting pedaling seconding beveling caroling deluging bevelling deputing nettling shellacking necklacing periling processioning tenanting pebbling kenneling hennaing developing sentencing accrediting breakfasting heralding resettling headhunting pencilling stencilling disheveling subpenaing resembling embarrassing assembling enveloping unsettling discrediting inheriting unquestioning nonthreatening embezzling imperiling credentialing reassembling redeveloping disassembling disinheriting overdeveloping