No...sincerely means free of deceit, genuine, real. Honestly means in a honest manner, with honesty.
It has two E's as does sincere. The spelling is "sincerely".
The proper definition of sincerely is seriously or honestly. The proper definition of its root word, sincere, is free of dissimulation, or honestly and free of adulteration, or pure.
The likely word is "sincerely" (truly, honestly).
The word "sincerely" means honestly or truthfully.
The correct spelling is sincerely (truthfully, honestly).
The correct spelling is "sincerely" (truly, honestly).
The correct spelling of the term is "sincerely" (honestly, wholeheartedly). The phrase "sincerely but" does not seem to have any consistent use.
The adverb form is "truly" (sincerely, honestly).
The correct spelling for "sincerely" is S-I-N-C-E-R-E-L-Y.
A likely incomplete word would be sincerely (honestly, straightforward).Another less likely possible is certainly.
honestly, sincerely, in truth, candidly, openly, freely, directly, plainly, bluntly
probity