Synonyms for Tearing:

adj.

all (adjective)
trigger-happy, violent, fierce, vehement.
speeding (adjective)
racing.

n.

ripping (noun)
slashing, Destroying, cutting up, tearing down, bursting, Sundering, knocking apart, Lacerating, parting in two, breaking, slicing.
tearing (noun)
lachrymation, watering, vehement, trigger-happy, fierce, violent, intense, lacrimation.

v.

halving (verb)
fissuring, forking, branching, Rupturing, bifurcating, Slitting, severing, cutting, axing, parting, splitting, ripping, Bisecting, Halving, dividing, cleaving, rending.
running (verb)
hurrying, scooting, scampering, Scrambling, galloping, Sprinting, Plunging, racing, Loping, dashing, Trotting, scurrying, cantering, bounding, darting, jogging, running, rushing.

Other synonyms:

bursting
breaking.
Other relevant words:
lachrymation, Lacerating, Destroying, slicing, lacrimation, vehement, slashing, violent, fierce, bursting, trigger-happy, Sundering, breaking, intense, watering.

Usage examples for tearing

  1. There were surely much joy in the thought that love must invariably triumph; but greater joy is there still in tearing aside this illusion, am marching straight on to the truth. – Wisdom and Destiny by Maurice Maeterlinck
  2. The miserable little me to be taken up and loved after tearing myself to pieces! – The Complete Project Gutenberg Works of George Meredith by George Meredith
  3. " One of mine is from old Jacob Crossley," said Charlie, tearing the letter open with eager interest. – Charlie to the Rescue by R.M. Ballantyne