Incorrect spelling, explanation: the word sincerely causes some trouble when it comes to its spelling as due to its pronunciation many English users tend to forget about the second -e letter. Therefore, a common mistake is to spell sincerely as sincerly, which is wrong.

Correct spelling, explanation: today sincerely is an adverb, but it had come a long way before it became what it is. The origin of sincerely comes from the Latin form sincerus, which back then was an adjective, which meant clean or pure. Sincerely entered English in the middle of the 16th century in the form of sincere and it had the meaning of not falsified.

Definition of sincerely:
1. adverb – in an honest way;
I want to sincerely thank you for your help, I could never do it without you.

Expressions with sincerely:
A few common expressions include:
1. sincerely yours – a way to end a more formal letter;
I will never forget the meeting with you. Sincerely yours, Alex.
2. be sincerely grateful – to be truly thankful;
She is sincerely grateful for the fact that you were with her in this difficult time.
3. sincerely believe – to believe in something very much;
I’ve been preparing you for four years and I sincerely believe that you will succeed.

Incorrect spelling

Incorrect spelling

Incorrect spelling