deadly

• Décrit ce qui peut entraîner la mort ou est extrêmement dangereux, ou qui cause une grande efficacité ou intensité nuisible.

Describes something that is likely to cause death or is extremely dangerous.

1. Causing deathB1formal

   Likely to cause death; fatal.

   mortel (qui cause la mort)

   • The snake's venom is deadly to humans.
   • A deadly disease spread through the village.
   • The soldier faced a deadly attack.

   Synonymesbanefuldeathlyfatalkillinglethalmortal

   Antonymesinvigoratinglife-giving

2. Extreme or intenseB2informal

   Used informally to describe something extremely effective, powerful, or intense.

   Extrême ou intense

   • She has a deadly sense of humor.
   • That was a deadly accurate shot.
   • The party was deadly boring.

   Synonymesconsumingextremefierceintenseoverwhelmingprofoundsevere

   Antonymesfeeblegentlemildweak

3. Very dangerousB1formal

   Capable of causing serious harm or danger.

   mortel / très dangereux

   • The road is deadly in winter conditions.
   • He carries a deadly weapon.
   • The mission was considered deadly.

   Synonymesdangerousdestructivefatalhazardouslethalmortalperilous

   Antonymesharmlesssafe

• Adverbe signifiant « extrêmement » ou « très fortement », souvent utilisé de manière informelle pour renforcer. Peut aussi signifier « mortellement » ou « comme la mort ». La forme coïncide avec l'adjectif et n'a pas de terminaison -ly.

An adverb meaning 'extremely' or 'very much,' often used informally for emphasis. It can also mean 'in a manner resembling death' or 'fatally.' The form is identical to the adjective and does not take the -ly ending.

1. B2informal

   Used as an intensifier to mean extremely or very much.

   extrêmement, terriblement

   • She was deadly serious about the proposal.
   • He is deadly quiet when he is angry.
   • The exam was deadly difficult this year.

   Synonymesawfullydreadfullyexceedinglyextremelyincrediblyreallyterriblyvery

   Antonymesslightlysomewhat

2. In a way that causes deathB2formal

   In a manner that is likely to cause death or severe harm.

   de manière mortelle

   • The poison acted deadly fast.
   • The sniper aimed deadly accurately.
   • The disease spread deadly quickly through the population.

   Synonymesfatallymortally