Englishfor English speakers
walk
Verb
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If you walk, you go on foot, step by step. Walking is slower than running.
No train goes to that town, so people need to walk to go there.
walk
Noun
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A walk is what we do when we go on foot.
Are you taking the dog for a walk?
The walk to work gives me time to think.
of
Preposition
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Made using.
It is a house of cards.
idea
Noun
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An idea is a concept or a thought.
It was a good idea.
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An idea is something abstract (not concrete).
Love is just an idea.
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An idea is a way to see something, a view.
He changed her ideas on religion.