unable

word

/əˈneɪbəɫ/
uhn-AY-buhl
/ʌnˈeɪbəl/
uhn-AY-buhl

Definition

If someone is unable to do something, they cannot do it because they lack the ability, opportunity, time, or permission. It is a common way to say that something is not possible for a person in a certain situation.

Usage & Nuances

Usually followed by 'to' + verb: 'unable to attend', 'unable to help'. It is more formal and neutral than 'can't'. Often used in emails, notices, and polite explanations: 'We are unable to process your request.'

Example Sentences

I am unable to open the door.

basic

She was unable to come today.

basic

We are unable to find your bag.

basic

I'm unable to make it tonight, but let's reschedule.

natural

Due to a system error, we are unable to process payments right now.

natural

He seemed unable to say what was really bothering him.

natural