Difference between Doubt and Dubiousness

DOUBT vs DUBIOUSNESS: NOUN

Hesitating apprehension; fear; dread.
Difficulty; danger.
A difficulty suggested or proposed for solution; an objection.
A matter of uncertainty; an undecided case or proposition; a ground of hesitation.
Uncertainty with regard to the truth of a given proposition or assertion; suspense of judgment arising from defect of evidence or of inclination; an unsettled state of opinion; indecision of belief.
A redoubt.
Uncertainty about the truth or factuality of existence of something
Synonyms Indecision, irresolution, suspense, hesitation, hesitancy, misgiving, distrust, mistrust.
The state of being unsure of something
A fluctuation of mind arising from defect of knowledge or evidence; uncertainty of judgment or mind; unsettled state of opinion concerning the reality of an event, or the truth of an assertion, etc.; hesitation.
Uncertainty of condition.
Suspicion; fear; apprehension; dread.
Difficulty expressed or urged for solution; point unsettled; objection.
Undoubtedly; without doubt.
Beyond doubt.
Uncertainty, disbelief.

The state of being dubious.
State of being dubious.
Uncertainty; the quality of being difficult to determine, or open to doubt or question: as, the dubiousness of a problem.
Uncertainty about the truth or factuality of existence of something
The state of being unsure of something
The state of being dubious, or inclined to doubt; doubtfulness.

To waver in opinion or judgment; to be in uncertainty as to belief respecting anything; to hesitate in belief; to be undecided as to the truth of the negative or the affirmative proposition; to b e undetermined.
To suspect; to fear; to be apprehensive.

To fill with fear; to affright.
To question or hold questionable; to withhold assent to; to hesitate to believe, or to be inclined not to believe; to withhold confidence from; to distrust.

To cause to fear; put in fear; appal; daunt.
To fear; be afraid of.
To distrust; be uncertain with regard to; be distrustful of: as, to doubt one's ability to execute a task.
To be expectant or apprehensive of; believe hesitatingly or indefinitely.
To be uncertain as to the truth or fact of; hold in question; question; hesitate to believe: as, to doubt the truth of a story.
Lack confidence in
Consider unlikely
To be in fear; be afraid.
To be uncertain as to a truth or fact; be undetermined or undecided; waver or fluctuate in opinion; hesitate.

Believe, Convinced, Certainly, Undoubtedly, Certainty, Hesitation, Wonder, Doubtfulness, Suspect, Distrust, Incertitude, Dubiousness, Dubiety, Uncertainty, Question

Bashfulness, Implausibility, Diffidence, Ambivalence, Incredulousness, Perplexity, Sketchiness, Speciousness, Ambiguousness, Doubtfulness, Uncertainty, Question, Doubt, Incertitude, Dubiety

Ambiguity, Unquestionably, Belief, Surely, Think, Believe, Convinced, Certainly, Hesitation, Wonder, Suspect, Incertitude, Dubiety, Uncertainty, Question

Uninterest, Falseness, Inexactitude, Reticence, Bashfulness, Ambivalence, Incredulousness, Perplexity, Speciousness, Ambiguousness, Uncertainty, Question, Doubt, Incertitude, Dubiety

There must be no doubt of your meaning.
Billy Donovan left little doubt on the subject.
No doubt those companies do not last long.
White House staff sane beyond a reasonable doubt.
This passage speaks to me about doubt, and about the very natural doubt that we have about the existence of God.
First, doubt your doubts, before you doubt your faith.
Doubt as to Collectability OIC is used when there is doubt that the tax can be paid in full.
No sensible man now pretends to doubt that he is a citizen, or can doubt it in view of these considerations.
Naomi did not doubt the existence of God nor did she doubt His power.
Doubt truth to be a liar, But never doubt I love.

Networking, dubiousness and community are in; the autonomous individual, faith in progress, authority, structure and hierarchy are out.
Behind his dubiousness lay a spark of tender excitement.