Japanese

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For pronunciation and definitions of こうさい – see the following entries.
後妻
[noun] a woman married to a husband after that man's former wife divorced or was deceased (Can we verify(+) this sense?)
交際
[noun] association, relationship
[noun] dating, going out with someone
[verb] to associate
[verb] to date, to go out with
光彩
[noun] brilliant light
[noun] something which stands out for its brilliance
[noun] prosperity, flourishing
公債
[noun] government loans or bonds, government or public debt
口才
[adjective] eloquent
[noun] eloquence
宏才
[adjective] (Classical Japanese) widely knowledgeable
[noun] (Classical Japanese) possession of a broad intellect
Alternative spellings
広才, こうざい
校債
[noun] Short for 学校債券 (school bond).
鉱滓こうし
[noun] slag
香菜
[noun] (Chinese cuisine) coriander
高才
[noun] (literary) great talent
[noun] (literary) person of great talent
Alternative spelling
こうざい
高裁
[noun] short for 高等裁判所 (kōtō saibansho, appellate court; high court).
鴻才
[noun] (literary) great talent
Alternative spelling
洪才
虹彩
[noun] (anatomy) an iris (part of the eye)
交差位
[noun] a sex position in which both partners' legs are interlocked
(This term, こうさい (kōsai), is the hiragana spelling of the above terms.)

(The following entry is uncreated: 洪才.)