共食い (ともぐい)cannibalism (in animals); feeding on each other; mutually harmful competition

cannibalism (in animals); feeding on each othernoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru
mutually harmful competition; internecine struggle; dog-eat-dog competitionnoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru

共食い, its kanji, and other words that share them.Open this graph

Kanji in 共食い

グアテマラ共和国グアテマラきょうわこくRepublic of Guatemala
共同きょうどうdoing together (as equals); sharing
共産党きょうさんとうCommunist Party
公共こうきょうpublic (facilities, service, etc.); communal
共同体きょうどうたいcooperative body; cooperative system
共通きょうつうcommon; shared
朝鮮民主主義人民共和国ちょうせんみんしゅしゅぎじんみんきょうわこくDemocratic People's Republic of Korea (North Korea); DPRK
共和きょうわrepublican; cooperative
食事しょくじmeal; dinner
食品しょくひんfood; food products
食料しょくりょうfood
食糧しょくりょうfood (esp. staple food such as rice or wheat); provisions
昼食ちゅうしょくlunch; midday meal
夕食ゆうしょくevening meal; dinner
給食きゅうしょくprovision of lunch (e.g. at office, school, etc.); providing a meal
飲食いんしょくfood and drink; eating and drinking

See how 共食い connects to the rest of Japanese.