boneheaded
Dense beyond reason
Boneheaded means stupid or foolish, suggesting someone whose skull is solid bone with no room for brains.
It describes decisions or actions that lack basic common sense: a boneheaded mistake, That was a boneheaded thing to say.
The word carries exasperation more than malice—you call someone boneheaded when they should have known better.
Extremely lacking intelligence
- moronicExtremely foolish or senseless
- foolishLacking good sense
- dumbWitless or mute
- brainlessDevoid of intelligence
dimwitted · thick-skulled · dense · obtuse · witless · senseless · harebrained · lamebrained
Stubbornly refusing to yield
- bullheadedStubbornly refusing to yield
- hardheadedStubbornly unyielding or practical
- obstinateFirmly refusing to yield
- mulishStubbornly refusing to yield
inflexible · unyielding · rigid · uncompromising · headstrong · willful · intransigent · immovable
idiotic
Extremely lacking intelligence
brainless · dimwitted · thick-skulled · dense · obtuse · witless · senseless · harebrained · lamebrained · empty-headed
pigheaded
Stubbornly refusing to yield
- bullheadedStubbornly refusing to yield
- hardheadedStubbornly unyielding or practical
- obstinateFirmly refusing to yield
mulish · inflexible · unyielding · rigid · uncompromising · headstrong · willful · intransigent · immovable · dogged
blunder
Foolish, costly mistake
bungle · screw-up · flub · foul-up · misstep · miscalculation · oversight · lapse · slip-up · howler