いい加減にしなさい[iikagennishinasai] shape up!
一律減反[ichiritsugentan] reduction in area of rice under cultivation
塩加減[shiokagen] seasoning (with salt)
加減[kagen] addition and subtraction
加減乗除[kagenjoujo] the four arithmetical operations (addition, subtraction, multiplication, division)

加減抵抗器[kagenteikouki] rheostat
火加減[hikagen] condition of fire
経費削減[keihisakugen] cost reduction
軽減[keigen] abatement
激減[gekigen] dropping sharply

悪税[akuzei] irrational tax
印税[inzei] royalty (on book)
仮納税[karinouzei] tax payment under protest
加工税[kakouzei] processing tax
苛税[kazei] heavy taxation

課税[kazei] taxation
課税控除[kazeikoujo] tax exemption
課税所得[kazeishotoku] taxable income
間接税[kansetsuzei] indirect tax
関税[kanzei] tariff (import tax)