This is the 266th most frequent Catalan word.
creu
"Creu" means "cross" in English.
Here, 'creu' is a noun meaning 'cross', referring to a religious or symbolic object.
La creu de ferro destaca al cim de la muntanya.
The iron cross stands out at the summit of the mountain.
In this sentence, 'creu' is the third person singular present indicative form of the verb 'creure', meaning 'to believe'.
Ella creu que vindrà a la festa demà.
She believes that he will come to the party tomorrow.
Here, 'creu' is the third person singular present indicative form of the verb 'creuar', meaning 'to cross' or 'to intersect' when referring to paths or actions.