How to say lessen in different languages

You can say lessen as vähentyä in the following countries: Finland; Northern Mariana Islands;

You can say lessen as ελαττώνω in the following countries: Cyprus; Greece;

You can say lessen as minske in the following countries: Norway; Svalbard and Jan Mayen;

You can say lessen as памяншаць in the following countries: Belarus;

You can say lessen as kisebbedik in the following countries: Hungary;

You can say lessen as уменьшать in the following countries: Russia;