adjective
causing or capable of causing death
Synonyms
Examples
- a fatal accident
- a deadly enemy
- mortal combat
- a mortal illness
adjective
of an instrument of certain death
Synonyms
Examples
- deadly poisons
- lethal weapon
- a lethal injection
adjective
extremely poisonous or injurious
Synonyms
Examples
- producing venom
- venomous snakes
- a virulent insect bite
adjective
involving loss of divine grace or spiritual death
Synonyms
mortal(a)
Examples
- the seven deadly sins
adjective
exceedingly harmful
Synonyms
adjective
(of a disease) having a rapid course and violent effect
adverb
as if dead
Synonyms
adverb
(used as intensives) extremely
Synonyms
Examples
- she was madly in love
- deadly dull
- deadly earnest
- deucedly clever
- insanely jealous