sincere Definition

  • 1(of a person, feelings, or behavior) not pretending or lying; honest
  • 2showing real and heartfelt conviction
  • 3(of a gesture or action) made or done in good faith; genuine

Using sincere: Examples

Take a moment to familiarize yourself with how "sincere" can be used in various situations through the following examples!

  • Example

    She gave a sincere apology for her mistake.

  • Example

    I have sincere admiration for his work.

  • Example

    His sincere smile put me at ease.

  • Example

    The company's commitment to sustainability seems sincere.

sincere Synonyms and Antonyms

Antonyms for sincere

Phrases with sincere

  • sincerely yours

    a polite formula for ending a letter, conveying the writer's respect and goodwill towards the recipient


    Sincerely yours, John Smith

  • sincere condolences

    an expression of sympathy offered to someone who has suffered a loss or is grieving


    Please accept my sincere condolences on the loss of your father.

  • sincere thanks

    a genuine expression of gratitude for something received or done


    I want to extend my sincere thanks for your help with the project.

Origins of sincere

from Latin 'sincerus', meaning 'pure, clean, sound'


Summary: sincere in Brief

The term 'sincere' [sɪnˈsɪə(r)] describes people, feelings, or actions that are honest, genuine, and heartfelt. It can be used to express admiration, apology, or commitment, as in 'Her sincere apology put me at ease.' The phrase 'sincerely yours' is a polite way to end a letter, while 'sincere condolences' and 'sincere thanks' convey genuine sympathy and gratitude.

How do native speakers use this expression?