wacko or whacko /wakˈō/ (slang)

1. Mad
2. Eccentric

A deranged or eccentric person

• factitious
• factitiously
• factitiousness
• factitiousnesses
• factitive
• factive
• factoid
• factoids
• factor
• factor 8
• factorabilities
• factorability
• factorable
• factorage
• factorages
• factor analyses
• factor analysis
• factored
• factorial
• factorials
• factories
• factor in
• factoring
• factorings
• factorisation