We don't have synonyms for maharal yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are maharaj and maharam.
(n) :
(often with "the") Judah Loew ben Bezalel, a Jewish mystic, philosopher and Talmudic scholar, and a leading rabbi in the cities of Mikulov in Moravia and Prague in Bohemia (both in present-day Czech Republic).
(n) :
(often with "the") Judah Loew ben Bezalel, a Jewish mystic, philosopher and Talmudic scholar, and a leading rabbi in the cities of Mikulov in Moravia and Prague in Bohemia (both in present-day Czech Republic).