Thesaurus
Synonyms & Antonyms of quack
one who makes false claims of identity or expertise
- don't bother to see that guy, as I've heard he's a quack with no actual training
Synonyms for quack
Words Related to quack
Near Antonyms for quack
- ace,
- adept,
- authority,
- crackerjack
- (also crackajack),
- expert,
- maestro,
- master,
- past master,
- professional,
- virtuoso,
- whiz,
- wizard
Learn More About quack
From the Editors at Merriam-Webster
The Words of the Week - 7/31/20
The Words of the Week - 7/31/20
Some of the words that defined the week ending July 31, 2020
Cite this Entry
“Quack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/quack. Accessed 12 Aug. 2022.
Style: MLA
MLA
Chicago
APA
Merriam-Webster
Chicago
APA
Merriam-Webster
Test Your Vocabulary
The Great British Vocabulary Quiz
-
- Named after Sir Robert Peel, what are British police called?
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Name That Animal: Volume 2
Can you tell a meerkat from a wombat?
Take the quiz
-
Fashionable Words
A vocab quiz with panache
Take the quiz
-
True or False?
Test your knowledge - and maybe learn something a...
Take the quiz
-
Spelling Bee Quiz
Can you outdo past winners of the National Spelli...
Take the quiz
Share quack
Time Traveler for quack
The first known use of quack was in the 14th century
See more words from the same century