wacko or whacko /wakˈō/ (slang)

1. Mad
2. Eccentric

A deranged or eccentric person

• psychophysiology
• psychopomp
• psychopomps
• psychoprophylaxis
• psychos
• psychoses
• psychosexual
• psychosis
• psychosocial
• psychosomatic
• psychosomatics
• psychosomimetic
• psychosurgeries
• psychosurgery
• psychosyntheses
• psychosynthesis
• psychotechnics
• psychotherapeutics
• psychotherapies
• psychotherapist
• psychotherapists
• psychotherapy
• razor shell
• razor shells
• razor-strop