köken: Etymology tree Polish biseksualny Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)bor. Latin -istalbor. Polish -ista Polish biseksualistaclip. Polish biseks Clipping of biseksualista. First attested in 1900, but in common usage only as of…