Overconfident, from confident, from confide, from fidelity.
That depends on the circumstances. The person might be confident, overconfident or stupid.
It means a person alternates between extreme "highs" and exterme "low" Manic = overconfident, reckless, .......
overstate overturn overindulge overreact override
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tooooooooooo over confident
OVERCONFIDENT
Types of character traits might a stuck up person commonly have are overconfident with others, but not with their clique friends. They are also fake and conceited.
His superiority complex made him overconfident.
· obedient · obnoxious · obscene · observant · odd · oddball · offensive · old-fashioned · optimistic · outgoing · outrageous · outstanding · overbearing · overconfident
· obedient · obnoxious · obscene · observant · odd · offensive · old-fashioned · outgoing · outrageous · outstanding · overconfident
overactive, overconfident