Naphthalene rhymes with:
ethylene, polyethylene, acetylene, aniline, ethylene, evaleen, gasoline, magdalene, maybelline, mescaline, opaline, polyacetylene, polybutylene, polyethylene, polypropylene, tourmaline, valvoline, vaseline
ethylene, polyethylene, acetylene, aniline, ethylene, evaleen, gasoline, magdalene, maybelline, mescaline, opaline, polyacetylene, polybutylene, polyethylene, polypropylene, tourmaline, valvoline, vaseline