landing (on stairs), level, tier
Nous sommes voisins de palier.
We are neighbors on the same floor.
Ta voisine de palier est allée au mariage, samedi.
Your next-door neighbor went to the wedding on Saturday.
— La Main de Dieu (2021)
J'ai cassé le mur des chiottes pour plus passer par le palier.
I knocked down the bathroom wall so I wouldn’t have to go through the landing anymore.
— Viens chez moi, j'habite chez une copine (1981)
Entre, ne reste pas sur le palier.
Come in, don't stay on the landing.
Nous étions voisins de palier.
We were neighbors on the same floor.