brittle
1 breakable, crisp, crumbling, crumbly, delicate, fragile, frail, frangible, friable, shatterable, shivery
2 curt, edgy, irritable, nervous, prim, stiff, stilted, tense, wired (slang)
Antonyms
1 durable, elastic, flexible, infrangible, nonbreakable, resistant, rugged, shatterproof, strong, sturdy, toughened