Cases of word usage

1) a strong blow or knock (bash)

2) of blow (blown)

3) blow something up (blow-up)

4) an injury made by a blow or knock to the body or to a fruit, so that the skin is blue etc but not broken (bruise)

5) a quick blow as if with a chopper (chop)

6) to cup (something) into two (with a blow from a heavy axe etc) (cleave)

7) a hollow place in a hard surface as made by a blow or by pressure (dent)

8) (a sound of) a flapping blow or movement (flap)

9) a blow (that reaches a target); violent contact that causes damage; (of a performance, actor, new model, record etc) success (because liked by the audience, buyers etc) (hit)

10) (aabr KO) a blow that knocks a boxer out (knock out)