congratulate/kən'grætjʊleɪt/

v. praise sb and say you are pleased about their achievements

v. [I] 向…祝贺：[congratulate sb on (doing) sth] I congratulated him on winning the race. 我祝贺他赢得了比赛。

◇We congratulated her on the birth of her son. 我们恭贺她儿子的降生。

构词con (= com-) + gratulate (= pleasing, thankful)

同根 grateful

音组-ulate/-jʊleɪt/

accumulate; calculate; circulate; congratulate