sharp

Exemple: 
Be careful with that knife, it's very sharp. It can easily cut your skin.
emdot
http://www.flickr.com/photos/35237093637@N01/92373409/
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Full Expression: 
The “sh” Sound ( /ʃ/ ): sharp
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Espagnol
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Allemand
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having a very thin edge or point capable of penetrating or cutting something very easily

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Italien
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Alsacien
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