1. to drink, to gulp, to swallow, to take (medicine)
2. to smoke (tobacco)
3. to engulf, to overwhelm
4. to keep down, to suppress
5. to accept (e.g. demand, condition)
6. to make light of, to conceal
1. cannot help (feeling), unbearably, awfully, irresistibly
2. must not ..., should not ...
3. must ..., have to ..., ought to ...
4. cannot, unable to
5. not