This is the 100th most frequent French word.
doit
"Doit" means "must" or "owes" in English, depending on context.
In this usage, 'doit' conveys a requirement to perform a task.
On doit finir le travail avant demain.
We have to finish the work before tomorrow.
In this sentence, 'doit' is the third-person singular conjugation of the verb 'devoir', signifying an obligation or necessity.
Il doit partir bientôt.
He must leave soon.
Here, 'doit' expresses a presumption or a logical deduction.