1. to wait for; to await
2. by the time; when; till
3. and so on; etc.; et al.
4. (bound form) class; rank; grade
5. (bound form) equal to; same as
6. (used to end an enumeration)
7. (literary) (plural suffix attached to a personal pronoun or noun)

1. level
2. grade
3. rank
4. step (of stairs)
5. classifier: step, level

classifier: 個