Synonyms of the word 
CERTIFIABLE → CERTIFIED - INSANE
certifiable
- adj. (of a document) That can, or that must be certified.
- adj. (informal, of a person) Mentally ill to such an extent that involuntary institutionalization is appropriate;…
- n. (informal) A crazy person.
certified
- v. simple past tense and past participle of certify.
insane
- adj. Exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted.
- adj. Used by, or appropriated to, insane persons.
- adj. Causing insanity or madness.
- adj. Characterized by insanity or the utmost folly; ridiculous; unpractical.
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