Other crossword clues for answer "SINCERELY"SINCERELYTrulyLetter ending'55 McGuire Sisters tuneLetter-ending wordFrom the bottom of one's heartSubsequently + depend = with candorWith all one's HEARTEpistolary adverb.In heartfelt manner.Complimentary close'50s hit for The McGuire SistersOne way to close a letter