Neoteny rhymes with:
botany, monotony, paleobotany, antony, botany, boustany, brittany, destiny, gluttony, litany, monotony, mutiny, paleobotany, scrutiny
Neoteny sounds like:
nadein, nadine, nandaime, natan, nathan, nathania, nathene, nation, natuna, nayden, needham, netan, netanyahu, newton, newtonian, newtown, newtowne, nineteen, nodine, nomination, noontime, notation, nothin, nothin', notion, nowotny, nutone, nydam