Englishfor English speakers
grave
Adjective
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If a problem or situation is grave, it is bad and serious.
She's in danger, Frank. Grave danger. Aren't you willing to do anything to help her?
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If a person looks or acts grave, they look serious and worried.
He looked very grave indeed, and sat staring quiety at his table-full of papers.
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A grave accent is the mark over the e shown here: è.
crime
Noun
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A crime is an act that is against the law and for which you can go to jail.
Murder is a crime.
New York has a lot of crime.
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A crime is an extremely bad action.
Letting that puppy die is a crime.