snarler

(literally)One who snarls.

(broadly)(by extension) A person with a disagreeable or antagonistic temperament.

Tecla was neither a snarler nor a crab, but a good simple lady; yet she was a beata — one of the most temperate species.

[…] ; his acquaintance with Wordsworth, whose Midas-ears he really persuaded himself to admire ; his intercourse with Godwin ; and his close alliance with that perverse and wrong-headed but brilliant snarler, Hazlitt.

But Ned had a great opinion of Mrs. Badgery's capabilities, and though forced to admit that her unbending manner and her ability to make good use of her tongue when occasion demanded it, justified the appellation of a snarler, […]

One who uses a snarling iron.

(New Zealand, informal)A sausage.

Summer snarler comes up trumps: A Woodville Beef & Blue Cheese sausage has triumphed over out-of-town rivals in a fry-off.