1. unreasonable, unnatural, unjustifiable
2. impossible
3. forcible, forced, compulsory
4. excessive (work, etc.), immoderate
5. to work too hard, to try too hard
6. no way, not a chance, never, dream on
7. irrational
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...
