From WordNet (r) 3.0 (2006) [wn]:
torturing
adj 1: extremely painful [syn: agonizing, agonising,
excruciating, harrowing, torturing, torturous,
torturesome]
n 1: the deliberate, systematic, or wanton infliction of
physical or mental suffering by one or more persons in an
attempt to force another person to yield information or to
make a confession or for any other reason; "it required
unnatural torturing to extract a confession" [syn:
torture, torturing]