not meeting requirements; "unequal to the demands put upon him"
(followed by `of') lacking capacity or ability; "incapable of carrying a tune"; "he is incapable of understanding the matter"; "incapable of doing the work"
(followed by `of') not having the temperament or inclination for; "simply incapable of lying"
lacking the necessary skill or knowledge etc.; "an incapable helper"
so badly formed or out of shape as to be ugly; "deformed thalidomide babies"; "his poor distorted limbs"; "an ill-shapen vase"; "a limp caused by a malformed foot"; "misshapen old fingers"