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食う， 喰う， 啖う， くう
1. to eat
2. to live, to make a living, to survive
3. to bite, to sting (as insects do)
4. to tease, to torment, to taunt, to make light of, to make fun of
5. to encroach on, to eat into, to consume
6. to defeat a superior, to threaten a position
7. ...
tbd