Nonrecurring rhymes with:
recurring, recurring, concurring, incurring, occuring, occurring, recurring, blurring, concurring, conferring, deferring, demurring, deterring, hering, heuring, incurring, inferring, occuring, occurring, preferring, purring, recurring, refering, referring, schering, scheuring, schuring, slurring, spurring, stirring, transfering, transferring, whirring