bonehead

1. n. a stupid or stubborn person. You are such a bonehead when it comes to buying cars.

2. and boneheaded mod. stupid; stubborn. Of all the boneheaded things to do! You are a bonehead jerk!

boneheaded

verb

Name	Pronounced	Usage
Methodios	-	Ancient Greek
Ilya	eel-YAH	Russian
Athenais	-	Ancient Greek
Ciara (2)	see-AHR-ə, see-ER-ə	English (Modern)
Nacho	NAH-cho	Spanish
Aleks	-	Russian, Ukrainian, Slovene, Polish