Origin: Latin suffix -ate
Congratulate has 5 different meanings across 1 category:
say something to someone that expresses praise
"He complimented her on her last physics paper"
express congratulations
"I stopped by to congratulate you on winning the award at the conference."
pride or congratulate (oneself) for an achievement
"She decided to quietly congratulate herself on finally landing the dream job after months of rejection."
To express one’s sympathetic pleasure or joy to the person(s) it is felt for.
"When I heard that Sarah had finally accepted her dream job, I stopped by just to congratulate her on her incredible achievement."