nouns
a protective covering that covers or forms the top of a building
is a part of
a structure that has a roof and walls and stands more or less permanently in one place
"there was a three-story building on the corner"; "it was an imposing edifice"
is a type of (narrower)
a covering that is intend to protect from damage or injury
"they had no protection from the fallout"; "wax provided protection for the floors"
protective covering on top of a motor vehicle
is a part of
a vehicle carrying many passengers; used for public transport
"he always rode the bus to work"
is a part of
a motor vehicle with four wheels; usually propelled by an internal combustion engine
"he needs a car to get to work"
is a part of
an automotive vehicle suitable for hauling
is a type of (narrower)
a covering that is intend to protect from damage or injury
"they had no protection from the fallout"; "wax provided protection for the floors"
the inner top surface of a covered area or hollow space
"the roof of the cave was very high"; "I could see the roof of the bear's mouth"
is a part of
a geological formation consisting of an underground enclosure with access from the surface of the ground or from the sea
is a type of (narrower)
a natural object that covers or envelops
"under a covering of dust"; "the fox was flushed from its cover"
an upper limit on what is allowed
"he put a ceiling on the number of women who worked for him"; "there was a roof on salaries"; "they established a cap for prices"