Afferent rhymes with:
different, efferent, accelerant, aspirant, beligerent, belligerent, cormorant, deodorant, different, efferent, expectorant, exuberant, ignorant, intolerant, irreverent, itinerant, odorant, operant, refrigerant, reverent, tolerant
Afferent sounds like:
abernathy, abernethy, aberrant, abhorrent, affirmed, affront, affronted, apparent, apprehend, apprehended