Foolish or silly person.
Someone lacking common sense.
A term for an eccentric individual.
An incompetent or clumsy person.
A playful insult among friends or peers.
Foolish: Lacking good sense or judgment.
Silly: Behaving in a frivolous or childish way.
Absurd: Ridiculously unreasonable or illogical behavior.
Mindless: Acting without thought; lacking intelligence.
Eccentric: Unconventional and slightly strange behavior patterns.
Naive: Showing a lack of experience, wisdom, or sophistication.