薄うすっぺら

na-adjective, noun

very thin; flimsy; cheap; shallow

Describes physical thinness of objects, or figuratively shallow/cheap quality of ideas, arguments, or character. Often carries a negative, dismissive tone.

• この紙かみは薄うすっぺらで、すぐ破やぶれそうだ。

  This paper is very thin and looks like it will tear easily.

• 彼かれの言いい訳わけは薄うすっぺらで、誰だれも信しんじなかった。

  His excuse was shallow and nobody believed it.