To make less severe or more bearable
To make or become calm
See syn. study at
Elisabeth stood at the piano which did nothing to allay his anxiety.
A lotion of sodium bicarbonate is useful to allay itching.
But nothing could now allay the inextinguishable hatred of the conquered people.
These liberal arrangements, however, did not entirely allay the discontent.
At a very early period, however, efforts were made to allay the dissension.