Ways to Die in Nethack 3.3.1
These are the causes of death in Nethack 3.3.1 which I found by looking through the source code (apart from being killed by a monster, or a weapon thrown at you).
- acidic corpse
- alchemic blast
- attempting to ride a [petrifying monster]
- attempting to saddle a [petrifying monster]
- blast of acid
- blast of disintegration
- blast of fire
- blast of frost
- blast of lightning
- blast of missiles
- blast of poison gas
- boiling potion
- boiling water
- bolt of cold
- bolt of fire
- bolt of lightning
- brainlessness
- bumping into a boulder
- bumping into a door
- bumping into a wall
- burning book
- burning potion of oil
- burning scroll
- cadaver
- carnivorous bag
- caught him/herself in his/her own [magical blast]
- choking
- closing drawbridge
- collapsing drawbridge
- colliding with the ceiling
- committed suicide
- contact-poisoned spellbook
- contaminated potion
- contaminated water
- crashing into iron bars
- crunched in the head by an iron ball
- cursed throne
- death ray
- deliberately gazing at Medusa's hideous countenance
- dragged downstairs by an iron ball
- drowned
- electric chair
- electric shock
- elementary chemistry
- elementary physics
- exhaustion
- exploding chest
- exploding crystal ball
- exploding drawbridge
- exploding large box
- exploding ring
- exploding rune
- exploding wand
- explosion
- fall onto poison spikes
- falling downstairs
- falling drawbridge
- falling object
- falling off a [petrifying monster]
- falling rock
- fell from a drawbridge
- fell into a chasm
- fell into a pit
- fell into a pit of iron spikes
- fell onto a sink
- gas cloud
- gas spore's explosion
- genocidal confusion
- iron ball collision
- kicking [something]
- kicking a [petrifying] corpse without boots
- killed him/herself with his/her bullwhip
- killed him/herself with his/her pick-axe
- killed while stuck in creature form
- land mine
- leg damage from being pulled out of a bear trap
- life drainage
- magic missile
- magical explosion
- mildly contaminated potion
- molten lava
- overexertion
- petrification
- [petrifying] corpse
- [petrifying] egg
- poisoned blast
- poisoned needle
- poisonous corpse
- potion of acid
- potion of holy water
- potion of unholy water
- psychic blast
- residual undead turning effect
- reverting to unhealthy [normal] form
- riding a [petrifying monster]
- riding accident
- rotted [...] corpse
- rotten lump of royal jelly
- rusting away
- scroll of earth
- scroll of fire
- scroll of genocide
- self-genocide
- shattered potion
- shot him/herself with a death ray
- sipping boiling water
- sitting in lava
- sitting on an iron spike
- sitting on lava
- slipped while mounting [a monster]
- squished under a boulder
- starvation
- stolen [petrifying] corpse
- strangulation
- suffocation
- swallowing a [petrifying monster] whole
- system shock
- tasting [petrifying] meat
- teleported out of the dungeon and fell to his/her death
- the wrath of [deity]
- thrown potion
- touching [an artifact]
- touching the edge of the universe
- touch of death
- tower of flame
- trying to help a [petrifying monster] out of a pit
- trying to tin a [petrifying monster] without gloves
- turned into green slime
- unrefrigerated sip of juice
- unsuccessful polymorph
- unwisely ate the body of Death/Famine/Pestilence
- unwisely tried to eat Death/Famine/Pestilence
- using a magical horn on him/herself
- went to heaven prematurely
- wind swept
- zapped him/herself with a spell
- zapped him/herself with a wand
Additional ways to die in Slash'EM 6E4F1:
- card of death
- carrying live explosives
- drug overdose
- eating a wraith corpse
- Eye of the Beholder
- fishing hook
- gaze of death
- Hand of Vecna
- killed him/herself with his/her axe
- killed him/herself with his/her lightsaber
- killed him/herself with his/her pick
- poisonous mushroom
- poisonous pill
- reflected gaze of death
- spellcasting exhaustion
- spore cloud
- violence
- wooden stake in the heart