This is the 1797th most frequent Russian word.
коллегами
"Коллегами" means "colleagues" in the instrumental plural form in Russian.
The word "коллегами" is used in the instrumental plural form, indicating 'with colleagues'.
Мы часто проводим собрания вместе с коллегами.
We often hold meetings together with colleagues.
Here, "коллегами" again is in the instrumental plural form, used to indicate the interaction 'with colleagues'.
Она обменялась идеями с коллегами на конференции.
She exchanged ideas with colleagues at the conference.
The word "коллегами" functions in the same instrumental plural case to describe joint actions performed together with colleagues.