1. one (esp. of two), the other, one way, the other way, one direction, the other direction, one side, the other side, one party, the other party
2. on the one hand, on the other hand
3. whereas, although, but at the same time, meanwhile, in turn
4. ...
1. to open, to undo, to unseal, to unpack
2. to bloom, to unfold, to spread out
3. to open (for business, e.g. in the morning)
4. to be wide (gap, etc.), to widen
5. to hold (meeting, party, etc.), to give, to open
6. to found (nation, dynasty, sect,...
