unable
adjective
- not capable of
Wiktionary
Pronunciation: /ʌnˈeɪbl̩/
adj
Etymology: From Middle English unable, unabel, unhable, unhabil, equivalent to un- + able.
- Not able; lacking a certain ability.
“Are you unable to mind your own business or something?”
“Fulham switched off as Giggs took a quick corner to Valencia. He played it back to Giggs, whose cross was headed in by Nani with the lurking Rooney unable to add a touch.”
intj
Etymology: From Middle English unable, unabel, unhable, unhabil, equivalent to un- + able.
- Indicating that a requested course of action is not possible to carry out.
“"November three seven kilo, climb and maintain twelve thousand." "Unable, we have pressurization problems. Maintaining nine thousand."”
verb
Etymology: From Middle English unablen, equivalent to un- + able.
- To render unable; to disable.