UNABLE
ADJECTIVES
1656 ► NEQUIENT not being able, unable → obs.
1748 ► ABOVE ONE’S MATCH above one’s level, beyond one’s abilities → obs.
1898 ► BAD-YABBLE unable → Eng. dial. (Bk.)
1898 ► ILL-ABLE unable, hardly able → Sc. & Eng. dial.
1968 ► DISABLED unable to do something because of illness or incapacity → Amer. dial.
ADVERBS
1400 ► UNABLY in an unable or incapable manner → obs.
NOUNS
1380 ► UNABLENESS the condition of being unable; inability, incapacity; disability → obs.
VERBS
1380 ► UNABLE to render unable; to incapacitate or render unfit → obs.
1996 ► CAN’T SPELL ABLE to be unable to do what you are told to do → Barbados sl.
Lexicophilia 