In Portuguese, you can say "Parabéns pelo noivado" which means congratulations on your engagement.
Chestitamo! Честитамо! It is plural, we congratulate.
Felicitaciones por su compromiso.
There is no such language as "Yugoslavian." Please specify: Bosnian, Macedonian, Croatian, Serbian, or Slovene.
Yes
congratulations on your daughter's engagement = felicidades por el compromiso de su hija
mazal tov al ha erusin (מזל טוב על הארוסין)
We could say "Gratulerar (or "grattis") till att du har gått i pension!"
congratulations on.
No, you cannot say, they send their congratulations. You have to say they sent their congratulations.
Felicidades en su(s) comprometio
In Māori, you can say "whakamihi" which means congratulations.