1
believe (v) belief (n)
2
succeed (v) success (n)
3
justify (v) justification (n)
4
forget (v) forgetfulness (n)
5
pollute (v) pollution (n)
6
bleed (v) blood (n)
7
strengthen (v) strength (n)
8
bore (v) boredom (n)
9
proove(v) proof (n)
10
unite (v) union (n)
11
live (v) life (n)
12
die (v) death (n)