Patio
Part of speech: noun
Definition: A paved outside area, adjoining a house, used for dining or recreation. An inner courtyard typical of traditional Spanish houses.
Terrace
Part of speech: noun
Definition: A platform that extends outwards from a building.A raised, flat-topped bank of earth with sloping sides, especially one of a series for farming or leisure; a similar natural area of ground, often next to a river.A row of residential houses with no gaps between them; a group of row houses.The standing area at a football ground.
Part of speech: verb
Definition: To provide something with a terrace.To form something into a terrace.
Example sentence: When I see a slippery slope, my instinct is to build a terrace.