Cases of word usage

1) approximately; a little more or less than (about)

2) enjoying, in the habit of, buying or collecting more and more things (acquisitive)

3) a device used to connect one or more electrical plugs to a socket (adapter)

4) an aircraft with one or more engines (aeroplane)

5) to make (something) worse or more serious (aggravate)

6) an arrangement or understanding (spoken or written) made by two or more people, governments etc (agreement)

7) to mention (the more usual word) (allude)

8) of two or more things that may be used, chosen etc in place of the other or others (alternative)

9) the general character or quality in a place; atmosphere (the more usual word) (ambience)

10) an expression of an idea so that more than one meaning is possible (ambiguity)