Example : 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'.

Synonyms : bum, crumb, dirty dog, git, lowlife, rat, rotter, scum bag, skunk, so-and-so, stinker, stinkpot

Synonyms : barf, vomit, vomitus

Example : After drinking too much, the students vomited.
He purged continuously.
The patient regurgitated the food we gave him last night.

Synonyms : barf, be sick, cast, cat, chuck, disgorge, honk, purge, regorge, regurgitate, retch, sick, spew, spue, throw up, upchuck, vomit, vomit up