sincerity

noun

sin·​cer·​i·​ty sin-ˈser-ə-tē How to pronounce sincerity (audio) -ˈsir- How to pronounce sincerity (audio)
sən-
Synonyms of sincerity
: the quality or state of being sincere : honesty of mind : freedom from hypocrisy

Examples of sincerity in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
By that time, the judge had already cast doubt on his sincerity. — Jakob Rodgers, Mercury News, 23 June 2026 The lyrics are heartfelt and romantic, and paired with Minhyuk’s vocals, evoke a sense of yearning, sincerity, and comfort. — Laura Sirikul, Forbes.com, 19 June 2026 Cancer wants sincerity, reassurance and the freedom to address what’s happening beneath the surface. — Valerie Mesa, PEOPLE, 24 June 2026 Just when there are emotional moments of sincerity about healthcare denials causing bankruptcy and even death, the tone shifts with a joke about fan girls sending Mangione their underwear. — Lorena O’Neil, Rolling Stone, 20 June 2026 See All Example Sentences for sincerity

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of sincerity was in the 15th century

Phrases Containing sincerity

Rhymes for sincerity

See All Rhymes for sincerity

Browse Nearby Words

sincereness
sincerity
since that time
See all Nearby Words

Cite this Entry

“Sincerity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sincerity. Accessed 7 Jul. 2026.

Copy Citation

More from Merriam-Webster on sincerity

Thesaurus: All synonyms and antonyms for sincerity

Nglish: Translation of sincerity for Spanish Speakers

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
hangman letters and game
Hangman Lightning Round Figure out which word fits in the blanks.
See All