congratulation
[kənˌgrætʃəˈleɪʃən]
1
congratulation
noun
- a message telling someone that you are happy because of his or her success or good luck : words that congratulate someone
- —used to tell someone that you are happy because of his or her success or good luck —often + on
- the act of telling someone that you are happy because of his or her success or good luck : the act of congratulating someone