This is the 8024th most frequent Polish word.
nałóż
"Nałóż" means "put on" or "apply."
The word 'nałóż' here is used as a verb in the imperative form, instructing someone to apply (cream).
Nałóż krem na twarz, aby ją nawilżyć.
Apply the cream to your face to moisturize it.
In this sentence, 'nałóż' signifies the action of putting on clothing, suggesting to wear the jacket.
Nałóż kurtkę, bo na dworze jest zimno.
Put on the jacket because it's cold outside.
Here, 'nałóż' is used to describe the action of applying additional layers of a substance (paint).