kontribuon
Kontribuon is the Esperanto accusative form of kontribuo, meaning "contribution." In Esperanto, nouns take the accusative ending -n when they are the direct object of a verb or after certain prepositions; therefore kontribuon is the direct-object form of kontribuo. The word shares its root with the English term "contribution" and is used to denote something that is given, added, or supplied to support a goal.
Usage and scope: A kontribuo can be monetary, material, intellectual, or procedural. It covers donations, labor,
Examples: Mi faris kontribuon al la projekto (I made a contribution to the project). La kontribuoj de