INSINCERELY Scrabble 16 Words With Friends 19 Scrabble letter values: I1N1S1I1N1C3E1R1E1L1Y4 = 16 Definition adverb without sincerity. Examples “she congratulated him somewhat insincerely” See all 275 words you can make from INSINCERELY → 11-letter words Words starting with I Words ending with Y ← Unscramble different letters