brittle
adjective
°Inflexible, may break or snap easily under stress or pressure.
"Cast iron is much more brittle than forged iron."
°Not physically tough or tenacious; apt to break or crumble when bending.
"Shortbread is my favorite cold pastry, yet being so brittle it crumbles easily, and a lot goes to waste.''"
noun
°A confection of caramelized sugar and nuts; brickle.