superiority complex 
noun
An attitude of superiority which conceals actual feelings of inferiority and failure.Americans have a superiority complex when it comes to information technology, but we're not even close to the Scandinavians when it comes to wireless technology....
- It tears you up to see the hate in his eyes when he looks at you, so you mask it up with arrogance and a superiority complex.
- She said that you were cold, and rude, and had a superiority complex the size of the entire county!
- de-stress
- destrier
- destroy
- destroyer
- destroying angel
- destruct
- destructibility
- destructible
- destruction
- destructive
- destructive distillation
- destructively
- destructiveness
- destructor
- desuetude
- desulfurize
- desulphurise
- desulphurization
- desulphurize
- desulphurizer
- desultorily
- desultoriness
- desultory
- desuperheater
- desynchronise