sincerely

adverb

sin·​cere·​ly sin-ˈsir-lē 

sən-

: in a sincere or truthful way : with truth, genuineness, or straightforwardness

apologizing sincerely

I am sincerely sorry for your loss.

George Clooney, a pleasant man, tries sincerely to give some credibility to Kelvin, and if he doesn't earn our belief, at least he has our sympathy.

—Stanley Kauffman

The room was quiet until a student in the back of the room let out an enormous belch and said, not too sincerely, "Sorry."

—E. L. Konigsburg

—often used as a complimentary close with or without yours

… Thank you for your attention to this matter. Sincerely, Robert Brown

… Sincerely yours, John Smith

… Yours sincerely, Jane Doe

Synonyms

• artlessly
• guilelessly
• ingenuously
• innocently
• naively
• naïvely
• naturally
• unaffectedly
• unfeignedly
• unpretentiously

Examples of sincerely in a Sentence

thanked them sincerely for their help

Recent Examples on the Web

Another source close to a younger first-team player says Maresca has spoken clearly and sincerely to the squad since the beginning. —Simon Johnson and Liam Twomey, The Athletic, 13 Dec. 2024

The chunk of this episode that focused on Meredith’s Bat Mitzvah sincerely was far too long and felt like filler, even with Mary’s comedic late appearance. —Sarah Hagi, Vulture, 5 Dec. 2024

For me, providing valuable advice, being sincerely invested in their goals and showing authentic support have encouraged repeat business. —Expert Panel®, Forbes, 4 Dec. 2024

For the most part, Bonifacio says, donations come from high-net-worth individuals who sincerely want to add value to an organization with a strong and positive purpose. —Mary Holland, Robb Report, 1 Dec. 2024

Word History

First Known Use

1560, in the meaning defined above