verb
-
to relieve (pain, grief, etc) or be relieved
-
(tr) to reduce (fear, anger, etc)
Related Words
Allay, moderate, soothe mean to reduce excitement or emotion. To allay is to lay to rest or lull to a sense of security, possibly by making the emotion seem unjustified: to allay suspicion, anxiety, fears. To moderate is to tone down any excess and thus to restore calm: to moderate the expression of one's grief. To soothe is to exert a pacifying or tranquilizing influence: to soothe a terrified child.
Other Word Forms
- allayer noun
- unallayed adjective
Etymology
Origin of allay
before 1000; Middle English aleyen, Old English ālecgan to put down, allay ( ā- a- 3 + lecgan to lay 1 ); spelling -ll- shows influence of the now obsolete allege (< Anglo-French, Old French aleg ( i ) er; see allege) to alleviate, allay
Explanation
The verb allay is used when you want to make something better or eliminate fears and concerns. When you allay something, you are calming it or reducing difficulties. It is used commonly in the context of to allay concerns and to comfort and some of its many synonyms are alleviate, decrease, mitigate, assuage and mollify. Allay comes from the Old English word alecgan, which means "to put down," as in literally "to lighten." So, if you can allay someone's fears, you are lightening their mood!
Vocabulary lists containing allay
The Vocabulary.com Top 1000
Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!
Grade 11, List 6
Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!
Twelfth Night
Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The data announced this week “should allay fears that Foundayo faces unique liver safety risks versus competitors like oral Wegovy,” Huynh wrote in a note on Thursday.
From MarketWatch • Apr. 17, 2026
Ultimately, the FDA decided not enough data existed to allay the known safety concerns.
From Salon • Apr. 4, 2026
President Trump moved to allay those concerns on Friday, meeting with defense industry executives.
From Barron's • Mar. 6, 2026
To allay concerns that books can’t compete with the allure of digital devices, he offers a simple observation: Reading is as addictive as videogames were in his youth, “mind-altering, escapist, and fun.”
From The Wall Street Journal • Mar. 1, 2026
As rumors circulated about the dangers of the new product, ethyl’s ebullient inventor, Thomas Midgley, decided to hold a demonstration for reporters to allay their concerns.
From "A Short History of Nearly Everything" by Bill Bryson
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.