[+building, car] toit m
→ a white cottage with a red slate roof
→ The car rolled onto its roof, trapping him.
to have a roof over one's head avoir un toit au-dessus de sa tête
→ they have three square meals and a roof over their head
under the same roof sous le même toit
under one roof sous un même toit
to raise the roof faire du vacarme
to go through the roof *
[prices, cost of living] crever le plafond *
→ Prices for Korean art have gone through the roof
to go through the roof, to hit the roof *
[person] sauter au plafond
* → He hit the roof when I told him.