Englishfor English speakers
petition
Noun
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A petition is a written request to change something.
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A petition is a list of signatures showing support for something or opposition against it.
Please sign our petition to get a new snack machine in the school cafeteria.
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A petition is a written document that people sign to show that they want a person or organization to do or change something.
In honor of his memory, a petition has been sent to persuade the Postal Services Stamp Advisory Committee to put Willis Conover on a U.S. postage stamp.refhttps://learningenglish.voanews.com/a/willis-conover-voice-of-jazz/2955876.html/ref
petition
Verb
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To petition for something is to make a request for it, usually in writing.
You should petition for a shorter work week.
for
Preposition
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shows that something belongs to something else, or has a specific function
This cake is for you.
This is a net for catching fish.
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For is used to show the reason for something
He was angry, for he had never been called such terrible names before.
for
Subordinator
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For introduces a clause with a subject and a to-infinitive
It's not good for you to be too relaxed.
mercy
Noun
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Mercy is the quality of kindness and forgiveness that stops you from harming or punishing somebody who you could harm or punish.
The king would always prefer to show mercy, even to his enemies.
Please, sir, have mercy on an old man.
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A mercy is a situation that it makes you feel lucky, usually because something worse didn't happen.
It was a small mercy that the storm didn't last long.
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A mercy mission or journey is one to help people who are in great need.
They took food and set out on a mercy mission to find survivors.
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If you are at the mercy of somebody or something, you have no control over your situation.
I hope the trip will be nice, but we're at the mercy of the weather.
mercy
Interjection
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You use mercy or mercy me to show surprise.
Mercy! You haven't come here alone, have you?