snarl

Concise Oxford English Dictionary © 2008 Oxford University Press:
snarl1

▶verb

• 1 growl with bared teeth.

• 2 say something aggressively.

▶noun an act or sound of snarling.

– derivatives
snarler noun,
snarling adjective,
snarlingly adverb,
snarly adjective.

– origin C16: extension of obs. snar, of Gmc origin.

Concise Oxford English Dictionary © 2008 Oxford University Press:
snarl2

▶verb

• 1 (snarl something up) entangle or impede something.

• 2 decorate (metalwork) with raised shapes by hammering the underside.

▶noun a knot or tangle.

– origin ME: from snare.