Erotic rhymes with:
neurotic, antibiotic, aquatic, astronautic, chaotic, despotic, exotic, hypnotic, idiotic, narcotic, neurotic, patriotic, psychotic, quixotic, robotic, semiotic, symbiotic, unpatriotic
Erotic sounds like:
earth's, earthquake, earthquake's, earthquakes, earths, erdos, erodes, erotica, erratic, ertz