(no subject)

[flaming-tyger.livejournal.com]

refractory-adjective   [ri-frak-tuh-ree]
1. hard or impossible to manage; stubbornly disobedient: a refractory child.
2. resisting ordinary methods of treatment.
3. difficult to fuse, reduce, or work, as an ore or metal.

http://dictionary.reference.com/browse/refractory

Given his refractory nature, he had a hard time making friends when he moved to a new school, since he couldn't get along with them.