Gutterdog

“Go to the devil!” they bark at me. “Get out!” And when I walk away they shout “Mongrel!” and “Gutterdog!” and sometimes, after my back is turned, they rush me.

Source: wiktionary

You are nothing but a pissed off arsehole who should call himself Arselord. You stinking gutterdog swine.

Source: wiktionary

There is a difference between entertaining mockery and low-class gutterdog wallowing. You have embraced the latter, unrepentantly. Vulgar invective such as yours of late is the recourse of someone with *nothing* to offer the world.

Source: wiktionary

Captain Romanov: Let's see who they're sending me now... you another gutterdog, errand boy?

Source: wiktionary