sincerely

/sɪnˈsɪəli/ adverb

Definition

› in a sincere way: I sincerely hope that this never happens again.

Yours sincerely formal › used at the end of formal letters where you know the name of the person you are writing to

(Definition of sincerely adverb from the Cambridge Learner's Dictionary © Cambridge University Press)

to express disagreement or refuse to do something

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