Nipple rhymes with:
knipl, knippel, knipple, cripple, dippel, dipple, fipple, gipple, hipple, klippel, knipl, knippel, knipple, rippel, ripple, schiphol, sippel, sipple, tipple, triple, trippel, tripple, whipple
Nipple sounds like:
nabil, naively, nambla, napoli, naval, navel, nebel, nebula, nepal, nepali, nepl, nepool, neuville, nevala, nevel, nevil, nevile, nevill, neville, newbill, newville, nibble, nimble, nimbly, nobel, nobile, noble, nobly, nouvel, nouvelle, novel, novell, novella, novelli, novello, novelly