ガク

ひたい

額, 客, 宀, 冖, 各, 夂, 口, 頁, 貝, 目, 八

forehead, tablet, plaque, framed picture, sum, amount, volume

額(がく): (1) picture (framed) (2) amount or sum (of money)
金額(きんがく): amount of money
差額(さがく): balance; difference; margin
額(ひたい): forehead; brow