He delighted people with his charm and 'ease' of manner. [=his relaxed and easy manner]
The students might respond better if the teacher 'eased up on' them a little.
These features can be modified 'with the greatest of ease'. [=very easily]
(..) Ryan, front and centre! Ryan! Here comes our boy. Told you he was an asshole. Sir, Private Ryan reporting. At ease. Captain Miller, nd Rangers. He wants a word with you. This way. All right. Take a knee. (..)1998 Saving Private Ryan
(..) for the mother of Private James Ryan and will lay down my life and the lives of my men, especially you, Reiben, to ease her suffering. - He's good. - l love him. Right. Thunder! Flash! (..)1998 Saving Private Ryan