This is the 8770th most frequent French word.
berçons
"Berçons" means "let's cradle" or "let's rock" (as in rocking a baby).
The word 'berçons' is used as the present tense, first-person plural conjugation of the verb 'bercer', meaning 'to rock' or 'to cradle'.
Nous berçons un bébé pour l'endormir.
We rock a baby to sleep.
Here, 'berçons' is used in the imperative mood, first-person plural, to suggest an action to be performed together, indicating 'Let us rock'.
Berçons doucement l'enfant pour le calmer.
Let's gently rock the child to calm them.
In this sentence, 'berçons' again appears as present tense, first-person plural conjugation of 'bercer', implying the action of rocking the cradle.