Collocations for unable - adj.

appear, be, feel, look, prove, seem | become | remain | find yourself, leave sb, make sb
She found herself unable to meet his gaze. | The accident left him unable to walk.

deem sth
The road was deemed unable to cope with increased traffic.

completely, quite, totally, utterly, wholly | increasingly | almost, nearly, virtually | apparently, seemingly
He went on, apparently unable to stop.

genuinely | generally | temporarily
Clare nodded, temporarily unable to speak.

still | constitutionally, physically
He seemed constitutionally unable not to give his opinion on anything and everything.

unwilling or unable
He remained silent, unwilling or unable to say what was in his mind.