We don't have synonyms for megaeras yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are megaera, megagram and megara.
(n) :
(Greek mythology) One of the Furies, Erinyes in Greek mythology, the cause of jealousy and envy, who punishes people who commit crimes, especially marital infidelity.
(n) :
(Greek mythology) One of the Furies, Erinyes in Greek mythology, the cause of jealousy and envy, who punishes people who commit crimes, especially marital infidelity.