This is the 59th most frequent Finnish word.
mukana
"With," "along," or "included."
Here, 'mukana' means 'involved in' or 'being a part of' something, indicating active participation.
Olin mukana projektissa.
I was involved in the project.
In this usage, 'mukana' means 'with you', referring to carrying an item along.
Pidä tämä lompakko mukana matkalla.
Keep this wallet with you on the trip.
Here, 'mukana' implies participation, indicating that everyone was joining or being part of the celebration.