Input rhymes with:
output, throughput, barefoot, barfoot, bigfoot, blackfoot, coltsfoot, forefoot, goosefoot, lightfoot, output, proudfoot, throughput
Input sounds like:
imbed, imbedded, imbibed, imbued, impede, impeded, impute, imputed, inbody, inept, ineptitude, infatuate, infatuated, inhabit, inhabited, inhibit, inhibited, innovate, innovated, invade, invaded, invite, invited, invitee