Difference between Doubt and Incertitude

What is the difference between Doubt and Incertitude?

Doubt as a noun is uncertainty, disbelief. while Incertitude as a noun is uncertainty, doubt, insecurity

Part of speech: verb

Definition: To lack confidence in; to disbelieve, question, or suspect.

Part of speech: noun

Definition: Uncertainty, disbelief.

Example sentence: There lives more faith in honest doubt, believe me, than in half the creeds.

Part of speech: noun

Definition: uncertainty, doubt, insecurity

We hope you now know whether to use Doubt or Incertitude in your sentence.