certitude
complete certainty
Roots
- -tude / -itude: abstract noun suffix: state, quality, or condition
- cert: sure, settled, made certain
Other words with the cert root
- ascertain: to find out or make certain
- certain: sure; not in doubt
- certainty: sureness
- certificate: document that certifies something
- certification: official confirmation or credential
- certified: officially confirmed or qualified
- certify: to confirm officially as true
Certitude is certainty with a stiff collar: absolute confidence, sometimes deserved and sometimes dangerous.
His certitude sounded impressive, but the evidence was still thin.