Antibiotic rhymes with:
symbiotic, idiotic, patriotic, semiotic, symbiotic, unpatriotic, aquatic, astronautic, chaotic, despotic, erotic, exotic, hypnotic, idiotic, narcotic, neurotic, patriotic, psychotic, quixotic, robotic, semiotic, symbiotic, unpatriotic
Antibiotic sounds like:
antibioticos, antibiotics, antibodies, antipathies