ダウ平均株価[dauheikinkabuka] Dow-Jones average
株が下がる[kabugasagaru] to fall in public esteem
株が上がる[kabugaagaru] to rise in public esteem
株価[kabuka] stock prices
株券[kabuken] stock certificate

株式[kabushiki] stock (company)
株式会社[kabushikigaisha] public company
株式公開[kabushikikoukai] stock offering (to the public)
株式取引所[kabushikitorihikijo] stock exchange

データの先頭[deetanosentou] beginning of data
一頭[ittou] one large animal (horses, cattle, etc.)
一頭立て[ittoudate] one-horse (carriage)
咽頭[intou] pharynx
駅頭[ekitou] station

音頭[ondo] leading a group of people
会頭[kaitou] society president
街頭[gaitou] in the street
核弾頭[kakudantou] nuclear warhead
巻頭[kantou] opening page of book