The doubting of one's own abilities.

(idiomatic) Eventuality.

(nonstandard) plural of room for doubt

certainly; doubtlessly; unquestionably; indisputably; doubtless; surely; no doubt

(law) A legal standard for deciding the outcome of a criminal charge, requiring evidence that is sufficient to eliminate any doubts that a reasonable person might entertain about whether a claim is more likely to be true than not.

Alternative form of beyond a reasonable doubt

Alternative form of beyond a shadow of a doubt

Synonym of beyond a shadow of a doubt

Without any doubt or hesitation at all.

Having overconfidence in one's opinions that is impervious to failure.