doofus

don't be such a doofus when making decisions.

he called himself a doofus after forgetting his keys.

she laughed at her doofus friend for tripping over nothing.

being a doofus sometimes can be endearing.

he felt like a doofus for not studying for the test.

stop acting like a doofus and pay attention.

she was a doofus for believing the prank.

every group has that one doofus who makes everyone laugh.

he tried to impress her, but ended up looking like a doofus.

don't be a doofus; read the instructions first!