Agendum

noun

1. An agenda.
2. Something to be done, especially an item on a program or list.
3. A thing to be done: usually in the plural, things to be done; duties.
4. Especially— Matters of ecclesiastical practice; ritual or liturgy. As a collective singular, a memorandum-book.
5. Something to be done; in the pl., a memorandum book; also, a list of items to be considered. See agenda.