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insane
01
extremely unreasonable or stupid, particularly in a manner that is likely to be dangerous
Grammatical Information
Composition
Simple
qualitative
Superlative
most insane
Comparative
more insane
gradable
Examples
It's insane to drive while intoxicated.
02
(of a person) having a severe mental disorder that affects thinking, behavior, or emotions
Examples
The court ruled him legally insane and unfit to stand trial.
03
extremely impressive or extraordinary
Examples
The graphics in that game are insane—it's like being in another world!
Lexical Tree
insane
sane
