Here's what rhymes with stiffening.
Words that almost rhyme with stiffening
listening visioning auditioning positioning glistening christening petitioning conditioning partitioning commissioning imprisoning provisioning envisioning repositioning decommissioning transitioning rechristening munitioning militiamen reconditioning propositioning recommissioning preconditioning requisitioning chickening thickening picketing sickening billeting jiggling stippling ticketing tippling piddling dibbling pinioning limiting distancing giggling middling quickening rippling tingling tinkling jingling nibbling wriggling dribbling fidgeting pivoting wiggling niggling tripling chiseling filleting hiccoughing filliping kibbling tinselling tinseling visiting signaling mingling signalling witnessing bristling crippling dwindling twinkling riveting scribbling singling wrinkling belittling delimiting drizzling grimacing quibbling sizzling fixating cricketing shriveling swiveling hiccuping shingling crimsoning driveling fizzling frizzling squiggling winkling interesting prohibiting attributing inhibiting eliciting soliciting initialing outdistancing grizzling initialling victualing scrimshawing commingling uninteresting intermingling