# certifiable

> English word · Adjective · frequency rank #76,628

## Definitions
1. That can or must be certified.
2. Mentally ill to such an extent that involuntary institutionalization is appropriate; crazy.

## Etymology
From certify + -able.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/certifiable