This is the 2736th most frequent Polish word.
dwóm
The Polish word "dwóm" means "to two" (dative case of "two").
The word 'dwóm' is the dative form, plural, of the numeral 'dwa', used here to indicate the two friends who received the help.
Pomogliśmy dwóm znajomym w przeprowadzce.
We helped two friends move.
In this sentence, 'dwóm' is used in the dative case to express the indirect object (to whom thanks are directed).
Podziękuj dwóm swoim nauczycielom.
Thank your two teachers.
Here, 'dwóm' appears in the dative case, referring to the two brothers who benefited from the completion of the project.