(of paper) with nothing written or drawn on it

clear

not clear or bright; slow to understand; not exciting or interesting

unintelligent

having nothing inside

containing nothing

foolish (and showing self-importance)

stupid

silly

stupid

not present, real

deficient in something needed or usual

not sensible; foolish

absurd, giddy, foolish

without furniture

without covering or content

without something; an empty space

empty