stinkpot

noun

1

small freshwater turtle having a strong musky odor

Synonym: musk turtle

2

a person who is deemed to be despicable or contemptible

only a rotter would do that

kill the rat

throw the bum out

you cowardly little pukes!

the British call a contemptible person a `git'

Synonym: rotter dirty dog rat skunk stinker bum puke crumb lowlife scum bag so-and-so git