This is the 188th most frequent French word.
partir
To leave or depart.
'Partir' is used in the future tense, indicating a planned departure.
Je vais partir demain matin.
I will leave tomorrow morning.
'Partie' is the past participle of 'partir,' used with the auxiliary 'être' in the past tense.
Elle est partie avant que la réunion ne commence.
She left before the meeting started.
'Partirons' is the future tense of 'partir,' used to indicate an action that will happen later.