1.  to open (a door, etc.);  to unwrap (e.g. parcel, package);  to unlock
2.  to open (for business, etc.)
3.  to empty;  to remove;  to make space;  to make room
esp. 空ける
4.  to move out;  to clear out
esp. 空ける
5.  to be away from (e.g. one's house);  to leave (temporarily)
esp. 空ける
Verb (1-dan, intransitive)
6.  to dawn;  to grow light
esp. 明ける
7.  to end (of a period, season)
esp. 明ける
8.  to begin (of the New Year)
esp. 明ける
9.  to leave (one's schedule) open;  to make time (for)
esp. 明ける
10.  to make (a hole);  to open up (a hole)