What is Ease ?
Ease is (noun) 1. to put someone at their ease to make someone feel relaxed and confident The policewoman offered the children sweets to put them at their ease. 2. a lack of difficulty He won the first round with the greatest of ease. The bottle has a wide mouth for ease of use. 3. at ease! (in the army) a command to stand in a relaxed position, with the feet apart, after standing to attention (verb) 1. to make less painful A couple of aspirins should ease the pain. 2. to make easy An introduction from his uncle eased his entry into the firm.
source: Easier English, Student Dictionary Upper Intermediate Level