Cases of word usage

1) a drop of liquid e.g. plant, colour (blob)

2) to cause a liquid to flow drop by drop or slowly (especially from the side of the mouth) (dribble)

3) a tiny drop (globule)

4) to sink or curve under weight or pressure; to become lower; drop (sag)

5) a small round mark on a surface; a dirty mark; a small drop (of liquid); a particular place; to recognize or notice (a person, thing) suddenly; to mark something with spots (spot)

6) a drop of salty water coming from the eye; to pull (something) into pieces or so that there is a hole (tear)