This is the 1574th most frequent Catalan word.
elles
"They" (feminine plural).
Here, 'elles' refers to a group of female individuals who are friends.
Elles són amigues de la infància.
They are childhood friends.
In this sentence, 'elles' is used as the subject referring to females arriving at a location.
Quan elles arriben, començarà la reunió.
When they arrive, the meeting will start.
'Elles' in this sentence specifies a group of female individuals making a collective decision.