The condition of being unable; inability, incapacity; disability. (Very common 1500–1660.)

= unability, n.

Weakness or want of strength; lack of power to do something; inability. Also with plural an instance or case of this.

The quality of being unable; inability. Frequently const. for, of, to, etc.

Inability, incapacity; (formerly) spec. †inability to commence a lawsuit (obsolete).

The state or condition of being unable to do something; lack of physical, mental, or moral ability; want of power, capability, or means. Also: an…

gen. Lack of ability (to discharge any office or function); inability, incapacity; weakness.

(un-, prefix1 affix 6.)

gen. The action of disabling; the fact or condition of being disabled; (also) an instance of this; a disability.

An inability or incapacity to do something. Obsolete.

Want of capacity; inability, powerlessness; incompetence, natural disqualification; incapability. Also with an and plural, an instance of this.

The quality or condition of being incapable; incapacity, inability, incompetence: see the adjective.

The quality of being incapable; incapability.

= incapability, n.

= incompetibility, n. Obsolete. rare.

The quality or condition of being ‘incompetible’; incompetency, incapacity. Sometimes confused with incompatibility: see the latter, sense 2.

(un-, prefix1 affix 6.)

Want of strength or efficacy; weakness, incapacity. Obsolete.

An act or function of disabling or deactivating.