甲斐

Orthographic borrowing from Japanese 甲斐(かい) (Kai).

甲斐

1. (～市) Kai (a city in Yamanashi Prefecture, Japan)
2. An orthographic borrowing of the Japanese surname 甲斐, Kai

From Old Japanese. First attested in the Man'yōshū of 759.[1]

Derived from the 連(れん)用(よう)形(けい) (ren'yōkei, “stem or continuative form”) of the verb 代(か)う (kau, “to exchange or replace one thing with another”),[1][2] with the basic sense being "that which should be the result / outcome / replacement".[1]

• (Tokyo) かい [kàí] (Heiban – [0])[2][3]
• IPA^(key): [ka̠i]

甲斐(かい) • (kai) ^{←かひ (kafi)?}

1. value, reward, avail, being fruitful or worth doing

• 甲斐 (-gai, suffix)
• 不甲斐ない (fugainai)

甲斐(かい) • (Kai) ^{←かひ (kafi)?}

1. 甲斐: Kai (a city in Yamanashi Prefecture, Japan)
2. 甲斐: Kai Province, an old province of Japan
3. 甲斐: a surname
4. 甲斐: a male given name

• 甲州(こうしゅう) (Kōshū)

Shift from 甲斐 (kai). The kai changes to gai as an instance of rendaku (連濁).[3][4][5][6]

First attested in a text from 1797.[4]

• IPA^(key): [ɡa̠i]

• The pitch accent depends on the entire suffixed term.

甲斐(がい) • (-gai) ^{←がひ (gafi)?}

1. value, reward, avail, being fruitful or worth doing

   生(い)きがいのある人生(じんせい)を送(おく)る

   ikigai no aru jinsei o okuru

   to live a life worth living