Cases of word usage

1) forming, of, the main, most important or useful part (basic)

2) (of an act, action) likely to be useful or helpful for a purpose (but not necessarily desired) (expedient)

3) giving useful information (informative)

4) the flesh of animals used as food; useful or suitable contents (meat)

5) concerned with the process of doing something and the results; (of a person, character etc) clever at doing and making things; useful (practical)

6) concerned with useful results, the possibility of actually being done (and not theory or principles) (pragmatic)

7) bringing profit; giving an advantage; useful (profitable)

8) to return (waste land etc) to a useful condition, a state of cultivation; to reform (a person); to demand that (something) be given back (reclaim)

9) no longer needed (especially a person being made unemployed); no longer or not used or useful (redundant)

10) to look among rubbish for (food, useful things) (scavange)