Where does “trans” come from?
trans (Spanish) comes from Spanish transexual, from Spanish trans-, from Latin trāns, from Latin Padus, from Lepontic Bodincus, from Proto-Indo-European bʰudʰmḗn, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
trans (Spanish): transgender, trans
Ancestry of “trans”, step by step