1) Compliments of the season 2) Condolence 3) Felicitation 4) French word used in English 5) Gratulation 6) Salute 7) Speech act 8) The act of congratulating 9) The act of felicitating Found on https://www.crosswordclues.com/clue/congratulation
Con·grat`u·la'tion noun [ Latin congratulatio : confer French congratulation .] The act of congratulating; an expression of sympathetic pleasure. « With infinite congratulations for our safe arrival. Dr. J. Scott. » Found on http://www.encyclo.co.uk/webster/C/136