Here's what rhymes with downcurving.
curving serving swerving unnerving observing preserving deserving reserving conserving unswerving undeserving Words that almost rhyme with downcurving
cursing nursing surfing birthing coercing immersing unearthing conversing reversing traversing dispersing rehearsing disbursing curling curbing working learning burning turning occurring searching wording yearning hurting lurking merging whirling churning herding hurling incurring jerking purging surging chirping skirting verging lurching perching purring scourging shirking whirring yearling emerging stirring asserting bursting inserting recurring sterling affirming exerting blurring concurring swirling alerting averting flirting hurtling inferring inverting manuring squirming thirsting twirling darning smirking spurring spurting concerning referring returning disturbing confirming converting preferring conferring converging discerning diverting diverging researching reworking deferring deterring reverting usurping perturbing perverting transferring overturning reaffirming subverting disconcerting