This is the 7744th most frequent Polish word.
maluje
"Maluje" means "paints" (third person singular present tense).
In this sentence, 'maluje' is used in the third person singular present tense, describing an ongoing action of painting performed by 'artysta' (the artist).
Artysta maluje piękny obraz.
The artist is painting a beautiful picture.
Here, 'maluje' also appears in the third person singular present tense but illustrates the activity of painting as an action performed by 'mama' (the mother) for 'dziecko' (the child).
Dziecko lubi, kiedy mama maluje dla niego.
The child likes it when the mother paints for him.
In this example, 'maluje' describes the habitual action of painting nails by 'ona' (she), emphasizing routine in the present tense.