1. (adjective) causing or capable of causing death

• deathly
• mortal

2. (adjective) of an instrument of certain death

• lethal

3. (adjective) extremely poisonous or injurious; producing venom

• venomous
• virulent

4. (adjective) involving loss of divine grace or spiritual death

• mortal

5. (adjective) exceedingly harmful

• baneful
• pernicious
• pestilent

6. (adverb) as if dead

• lifelessly

7. (adverb) (used as intensives) extremely

• deucedly
• devilishly
• insanely
• madly

1. (adjective) involving loss of divine grace or spiritual death

• divinity
• theology

1. (adjective) causing or capable of causing death

• fatal

2. (adjective) of an instrument of certain death

• fatal

3. (adjective) extremely poisonous or injurious; producing venom

• toxic

4. (adjective) involving loss of divine grace or spiritual death

• unpardonable

5. (adjective) exceedingly harmful

• noxious

6. (adjective) (of a disease) having a rapid course and violent effect

• virulent

1. (adjective) causing or capable of causing death

• deadliness
• lethality
• death

2. (adjective) of an instrument of certain death

• deadliness
• deadliness
• lethality
• lethality

3. (adjective) extremely poisonous or injurious; producing venom

• deadliness
• lethality
• venom
• virulence
• virulency

4. (adjective) involving loss of divine grace or spiritual death

• deadliness
• lethality

5. (adjective) exceedingly harmful

• canker
• pestilence
• deadliness
• lethality
• perniciousness
• toxicity

6. (adjective) (of a disease) having a rapid course and violent effect

• deadliness
• lethality

1. (adverb) as if dead

• dead
• exanimate
• lifeless