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. too, also, in addition, as well, (not) either (in a negative sentence)
2. both A and B, A as well as B, neither A nor B (in a negative sentence)
3. even, as much as, as many as, as far as, as long as, no less than, no fewer than
4. even if, even t...
