sincerest in English

adjective

1

free from pretense or deceit; proceeding from genuine feelings.

they offer their sincere thanks to Paul

synonyms: heartfelt, wholehearted, profound, deep, genuine, real, unfeigned, unaffected, true, honest, bona fide, honest, genuine, truthful, unhypocritical, straightforward, direct, frank, candid, straight, upfront, on the level, on the up and up

adjective

heartfelt, wholehearted, profound, deep, genuine, real, unfeigned, unaffected, true, honest, bona fide
honest, genuine, truthful, unhypocritical, straightforward, direct, frank, candid, straight, upfront, on the level, on the up and up
earnest, solemn

Use "sincerest" in a sentence

1. Pls accept my sincerest condolences.

2. And my sincerest apologies to your colleague here.

3. Sincerest congratulations of your splendid success.

4. Our sincerest efforts to facilitate Africanization may prove counter-productive

5. 22 The friendship sealed in adversity is the sincerest.

6. I'm touched at this most sincerest form of flattery.

7. They say imitation is the sincerest form of flattery.

8. Imitation is the sincerest form of flattery. Charles Caleb Colton 

9. But if imitation is the sincerest form of flattery, then Anonymous 4 must be blushing all over.

10. Surely it is the expression Artistically in rhythmic form -- or even without it -- of the sincerest emotions concerning nature and life.