capacity ***
mental ability

Daniel was famous for his mental ability in two specific areas.

I have faith in this approach to looking at mental and social abilities.

Other tests indicated that the two groups had similar mental ability.

Whether you do or not will depend upon your own mental ability.

I have no weakness in mental ability, and that's important.

All day yesterday he had been rushed almost beyond his mental ability to keep up.

The Wall was built and people put inside in order to develop their mental abilities.

All seemed to have paid a physical price for their mental abilities.

"How could the judge not take his mental ability into consideration?"

Being in recovery had not slowed down his mental ability.