English
allayment
From allay + -ment.
A compound of allay + -ment
Proto-Germanic *uzlagjaną ‘to lay down’
Old English āleċġan ‘to put, place, lay down, lay aside, throw…’
Middle English alayen
English allay
Today it means
noun Something that allays; mitigation.
Language periods are conventional ranges, not dates for this word.
Etymograph / allayment