This is the 535th most frequent Dutch word.
past
The Dutch word "past" means "fits" in English.
Here, 'past' is the third person singular form of the verb 'passen', meaning 'to adjust' or 'to fit'.
Hij past zijn jas aan in de spiegel.
He adjusts his coat in the mirror.
In this context, 'past' means 'suits' or 'matches' and is used figuratively to indicate compatibility.
Deze kleur past goed bij je ogen.
This color suits your eyes well.
Here, 'past op' forms a separable verb phrase 'passen op' that means 'takes care of' or 'looks after'.