This is the 1979th most frequent Polish word.
domową
"Domową" means "homemade" or "home" (feminine form, related to home or domestic).
In this sentence, "domową" is used as an adjective, modifying "pizzę" (pizza) to express that it is homemade.
Robię domową pizzę na obiad.
I am making a homemade pizza for lunch.
Here, "domową" is part of the noun phrase "pracę domową" (homework), where "domową" describes the type of work, specifically one assigned for home.
Odrabiam pracę domową po szkole.
I am doing my homework after school.
In this context, "domową" modifies "rutynę" (routine) to express that the routine is related to home life.