köken: Etymology tree Latin bonusder. Esperanto bona Latin manuāriusder. Old French manierebor. Middle High German maniere German Manierder. Latin manuāriusder. Old French manere Middle French maniere French manièreder. ▲ Old French manierebor. Italian manierader. Esperanto maniero Esperanto -a Esperanto bonmaniera From bona (“good”) + maniero (“manner”) + -a (adjectival ending).