The Collaborative International Dictionary of English v.0.48:

Scissile \Scis"sile\, a. [L. scissilis, fr. scindere, scissum,
   to cut, to split: cf. F. scissile. See Schism.]
   Capable of being cut smoothly; scissible. [R.] --Arbuthnot.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

29 Moby Thesaurus words for "scissile":
   alienable, breakable, brittle, brittle as glass, crackable, crisp,
   crispy, crumbly, crushable, delicate, dissoluble, dissolvable,
   divisible, fissile, fissionable, flimsy, fracturable, fragile,
   frail, frangible, friable, lacerable, separable, severable,
   shatterable, shattery, shivery, splintery, vulnerable