1. to persevere, to persist, to keep at it, to hang on, to hold out, to do one's best
2. to insist that, to stick to (one's opinion)
3. to remain in a place, to stick to one's post, to refuse to budge
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...
