This is the 2136th most frequent French word.
causer
To chat or talk.
In this sentence, 'causer' is used informally to mean 'to chat' or engage in casual conversation. It's often used in informal settings.
Hier soir, nous avons causé pendant des heures.
Last night, we chatted for hours.
Here, 'causer' is employed more formally, meaning 'to cause' or bring about events or situations.
Certaines décisions peuvent causer des conflits.
Some decisions can cause conflicts.
Although this uses 'causer' similarly to 'chat,' the context here implies a more formal or deliberate conversation.