zawodami
Zawodami is the instrumental plural form of the Polish noun zawód, meaning profession, occupation, or vocation. The base term zawód refers to a line of work or a trade, while zawody is the nominative plural meaning occupations or, in another sense, competitions. The instrumental plural zawodami is used in sentences where the noun is in the instrumental case, typically in relation to verbs or constructions that require this case.
In practice, zawodami appears most commonly in contexts involving the instrumental case and discussions of occupations.
A key point of clarification is that the word zawodami can be confused with zawodowy, zawodów, or
See also zawód, zawody (occupations or competitions), and Polish grammar notes on instrumental case and plural