i Register
In some senses, allay is marked as obsolete, archaic. Watch for register when choosing this word.
verb
To make quiet or put at rest; to pacify or appease; to quell; to calm.
to allay popular excitement
to allay the tumult of the passions
To alleviate; to abate; to mitigate.
to allay the severity of affliction or the bitterness of adversity
To subside, abate, become peaceful.
And the wynde alayed, and there folowed a greate calme: and he sayde unto them: why are ye fearfull?
For raging wind blows up incessant showers, And when the rage allays the rain begins.
To mix (metals); to mix with a baser metal; to alloy; to deteriorate.
To make worse by the introduction of inferior elements.
Yet far be it from us to condemn all their works to be dross, because debased and allayed with superstitious intents […]
noun
Alleviation; abatement; check.
An alloy.