Verb (1-dan, intransitive)
1. to fall down; to drop; to fall (e.g. rain); to sink (e.g. sun or moon); to fall onto (e.g. light or one's gaze); to be used in a certain place (e.g. money)
occ. 堕ちる for depravity and 墜ちる for a crash
2. to be omitted; to be missing
3. to decrease; to sink
4. to fail (e.g. exam or class); to lose (contest, election, etc.)
5. to crash; to degenerate; to degrade; to fall behind
6. to become indecent (of a conversation)
7. to be ruined; to go under
8. to fade; to come out (e.g. a stain); to come off (e.g. makeup); to be removed (e.g. illness, possessing spirit, name on a list)
9. to fall (into someone's hands); to become someone's possession
10. to fall (into a trap); to fall (for a trick)
11. to give in; to give up; to confess; to flee
12. to fall; to be defeated; to surrender
13. to come to (in the end); to end in
14. to fall (in love, asleep, etc.)
15. to swoon (judo)
16. to consent; to understand
17. to go down (of a website, server, etc.); to crash
18. to log out (of an online game, chat room, etc.); to drop out; to leave; to go offline
20. to move to the depths
of fish when it gets cold