Englishfor English speakers
relationship
Noun
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When there is a relationship between things, there is a connection.
There is a clear relationship between fire and heat.
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When people are connected by family, there is a relationship between them.
There is a family relationship between Bob Smith and John Smith.
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When people are friends or partners, they have a relationship.
John is the boyfriend of Joan. They have a relationship.
role
Noun
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The role of a person or thing is the job that they do in a certain situation.
In the past twenty-five years the role of women on farms had changed dramatically.
Music plays an important role in the movie.
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role is another word for a part in a theatrical work such as a play or a ballet
Tamara Karsavina was the first to dance the role of the Firebird.
I was cast in the role of the crazy old witch in the school play.