This is the 4993rd most frequent French word.
supposer
"Supposer" means "to suppose" or "to assume."
In this sentence, 'supposer' indicates a conjecture or assumption based on evidence or context.
Je suppose que tu es fatigué après ton voyage.
I suppose that you are tired after your trip.
Here, 'supposons' is used in the imperative mood, suggesting a hypothetical situation for discussion.
Supposons que le train soit en retard, que faisons-nous ?
Let's suppose the train is late; what shall we do?
In this instance, 'supposer' conveys the idea of making an assumption or contemplation about an uncertain matter.