You can also use "Hongereni!" which is a more formal way to say congratulations.
Here are some other ways to say congratulations in Swahili, depending on the context:
* "Hongera sana!" (Congratulations very much!)
* "Hongera kwa..." (Congratulations for...) followed by the achievement or event you are congratulating someone for.
* "Pongezi!" (Congratulations!)
For example:
* "Hongera sana kwa kuhitimu!" (Congratulations for graduating!)
* "Hongera kwa harusi yako!" (Congratulations for your wedding!)
* "Pongezi kwa ushindi wako!" (Congratulations for your victory!)