This is the 9773rd most frequent Swedish word.
gratulera
To congratulate.
In this sentence, "gratulera" is used to acknowledge someone's achievement or a new beginning in a professional setting.
Det är viktigt att gratulera nya medarbetare på deras första dag.
It is important to congratulate new team members on their first day.
"Gratulera" is here used to express acknowledgment and praise for someone's specific achievement, in this case, winning a race.
Jag glömde gratulera henne för hennes loppvinst.
I forgot to congratulate her on her race victory.
Here "gratulera" is used to express congratulations towards someone in the context of a special occasion like a birthday.