köken: Etymology tree Esperanto Lesbo Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānusder. Esperanto -ano Proto-Germanic *-inī Proto-West Germanic *-ini Old High German -in Middle High German -in German -inder. Esperanto -ino Esperanto lesbanino From Lesbo (“Lesbos”) + -ano (“inhabitant”) + -ino (“female”).