お七夜[oshichiya] name-giving ceremony
七つ[nanatsu] seven
七つの海[nanatsunoumi] the seven seas
七屋[nanatsuya] pawnshop
七回忌[shichikaiki] seventh anniversary of a death

七角形[shichikakkei] heptagon
七曲がり[nanamagari] tortuous or spiral (path)
七月[shichigatsu] July
七賢[shichiken] the Seven Wise Men (of Confucius's Analects)

汚染源[osengen] source of pollution
音源[ongen] sound source
禍源[kagen] source of misfortune
供給源[kyoukyuugen] source of supply
経営資源[keieishigen] management resource

源氏物語[genjimonogatari] the Tale of the Genji
源泉[gensen] source
源流[genryuu] current-limiting
語源[gogen] word root

偽証罪[gishouzai] crime of perjury
偽造罪[gizouzai] forgery
脅迫罪[kyouhakuzai] criminal intimidation
軽犯罪[keihanzai] minor offence
原罪[genzai] original sin

功罪[kouzai] both good and bad
罪悪[zaiaku] crime
罪悪感[zaiakukan] feelings of guilt
罪科[zaika] offense