Meaning

verb lessen the intensity of or calm

verb satisfy (thirst)

originFrom Middle English alayen, aleyen, aleggen, from Old English āleċġan (“to put, place, lay down, lay aside, throw down, give up, cease from, abandon; put down, allay, suppress, abolish, conquer, destroy, overcome, refute; lay upon, inflict, impose upon; diminish, take away, refuse, lessen, withhold”), from Proto-Germanic *uzlagjaną (“to lay down”), equivalent to a- + lay. Cognate with German…

Etymology from Wiktionary, CC BY-SA 3.0