Metathesised form of earlier গাঁড়িয়া (gãṛiẏa), from গাঁড় (gãṛ) + -ইয়া (-iẏa), literally “sodomiser”. Compare Hindi गँड़िया (gãṛiyā).
গাঁইড়া • (gãiṛa) (Vanga, vulgar)