Mind our language!

There are many ways to describe STUPID, so just say the word elegantly!

brainless
· adj. stupid; foolish.
– DERIVATIVES brainlessly adv. brainlessness n.

dense
· adj. informal (of a person) stupid.
– DERIVATIVES densely adv. denseness n. densification n. densify v.

dim
· adj. (dimmer, dimmest)
informal stupid or slow to understand.

dimwit
· n. informal a stupid or silly person.
– DERIVATIVES dim-witted adj. dim-wittedly adv. dim-wittedness n.

obtuse
· adj. annoyingly insensitive or slow to understand.

thick
· adj. informal of low intelligence; stupid.
– PHRASES (as) thick as two (short) planks (or as a plank) Brit. informal very stupid..
– DERIVATIVES thickish adj. thickly adv.

Source: Oxford Dictionary