peccable

From Medieval Latin peccābilis, from Latin peccō (“I sin”).

• IPA^(key): /ˈpɛ.kə.bəl/

peccable

1. Liable to sin; subject to transgress the divine law.
   • Ralph Cudworth

     But to be mutable or changeable in way of diminution, lapsable or peccable, is an essential property of a rational imperfect being.

   • 1994 July 25, Jack Winter, “How I met my wife”, in The New Yorker:

     And even though I had only swerving loyalty to her, my manners couldn't be peccable.

• impeccable
• peccant

• peccable in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• peccable in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• peccable at OneLook Dictionary Search