Unconventional and out of the box
ECCENTRIC
Overconfident and condescending
SMUG
Naive and unexperienced
INNOCENT
Someone who has an evil appearance
SINISTER
People who exaggerate their own worth may come as...
ARROGANT
Someone who has overly rational thoughts and ideas
INTELLECTUAL
Dependable and reliable
TRUSTWORTHY
Honorable, worth of respect
DIGNIFIED