Some slang terms for arsonist are firebug, torch, and pyro.
Here are some slang terms for potatoes:SpudsTatersMurphyTots
fine
In contemporary slang, to say a person committed suicide is to say he "offed himself".
The slang terms I'm familiar with are: P.I. Private Eye, Peeper and Dick
Here are some examples:CarJalopyFlivverRide
bucksgreenbacks bills
shela
Hoops, bangs
Angel dust
Fabu. or Fab.
"Wimp" is a slang term. It means a weak, ineffectual person.