A scumbucket, slimebag, scoundril, scallywag, piece of shit, trador, undesired being, bastard, fucker, motherfucker, brotherfucker, ass hole, douchebag, purple headed yogurt slinger, asswhipe, shitface, shit monger, fink.
Any of these will do.
Fink is a scoundril. Do not approach unarmed.
