Goofy (adjective) — سخيف ظريف: Silly, foolish and clumsy in a funny way. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
silly; foolish; absurd; ridiculous; nonsensical; irrational; senseless; simple-minded
So silly that it deserves mockery.
Funny or amusing in a slightly odd way (informal).
sillyfoolishzanyclownishdopey