This is the 341st most frequent Finnish word.
heille
"Heille" means "to them" in English.
The word 'heille' functions here as an indirect object, indicating the recipients of the gift.
Annoin lahjan heille.
I gave a gift to them.
In this sentence, 'heille' acts as a dative object, showing the individuals being addressed.
Hän puhui ystävällisesti heille.
She spoke kindly to them.
The word 'heille' functions as the indirect object of the verb 'anno' ('gave'), indicating 'to them'.