Cases of word usage

1) the mixture of gases that surrounds the Earth and which we breathe (air)

2) (in stories) an animal like a reptile but with wings and claws, able to breathe out fire (dragon)

3) (to cause a person, animal) to die under water because unable to breathe (drown)

4) to breathe out (air, smoke etc) (exhale)

5) to breathe (something) in (inhale)

6) an apparatus used to help people to breathe (respirator)

7) to breathe (the usual word) (respire)

8) breathe out heavily (sigh)

9) to breathe roughly and noisily while sleeping (snore)

10) to breathe noisily (as when the nose is partly blocked) (snuffle)