Noun | 1. | inability - lack of ability (especially mental ability) to do something mental block, block - an inability to remember or think of something you normally can do; often caused by emotional tension; "I knew his name perfectly well but I had a temporary block" stupidity - a poor ability to understand or to profit from experience inaptitude - a lack of aptitude incapacity - lack of intellectual power unskillfulness - a lack of cognitive skill analphabetism, illiteracy - an inability to read uncreativeness - a lack of creativity incomprehension - an inability to understand; "his incomprehension of the consequences" |
2. | ![]() unadaptability - the inability to change or be changed to fit changed circumstances quality - an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare insensitiveness, insensitivity - the inability to respond to affective changes in your interpersonal environment incompetence, incompetency - lack of physical or intellectual ability or qualifications incapability, incapableness - the quality of not being capable -- physically or intellectually or legally insufficiency - (pathology) inability of a bodily part or organ to function normally ability - the quality of being able to perform; a quality that permits or facilitates achievement or accomplishment |