doubt

As nouns the difference between doubt and certitude

is that doubt is uncertainty, disbelief while certitude is (uncountable) sureness, certainty.

As a verb doubt

is (ambitransitive) to lack confidence in; to disbelieve, question, or suspect.

In archaic|lang=en terms the difference between doubt and redoubt

is that doubt is (archaic) to fear; to suspect while redoubt is (archaic) to dread.

As nouns the difference between doubt and redoubt

is that doubt is uncertainty, disbelief while redoubt is a small, temporary, military fortification.

As verbs the difference between doubt and redoubt

is that doubt is (ambitransitive) to lack confidence in; to disbelieve, question, or suspect while redoubt is (archaic) to dread.

As nouns the difference between doubt and suscept

is that doubt is uncertainty, disbelief while suscept is (biology) a species which is capable of being infected or parasitized by another species.

As a verb doubt

is (ambitransitive) to lack confidence in; to disbelieve, question, or suspect.

As verbs the difference between doubt and believe

is that doubt is to lack confidence in; to disbelieve, question, or suspect while believe is to accept as true, particularly without absolute certainty (i.e., as opposed to knowing.

As a noun doubt

is uncertainty, disbelief.

As verbs the difference between suppose and doubt

is that suppose is to take for granted; to conclude, with less than absolute supporting data; to believe while doubt is to lack confidence in; to disbelieve, question, or suspect.

As a noun doubt is

uncertainty, disbelief.

As nouns the difference between hope and doubt

is that hope is the belief or expectation that something wished for can or will happen while doubt is uncertainty, disbelief.

As verbs the difference between hope and doubt

is that hope is to want something to happen, with a sense of expectation that it might while doubt is to lack confidence in; to disbelieve, question, or suspect.

As a proper noun Hope

is {{given name|female|from=English}} from the virtue, like Faith and Charity first used by Puritans.

As nouns the difference between sceptic and doubt

is that sceptic is someone who is undecided as to what is true and enquires after facts while doubt is uncertainty, disbelief.

As a verb doubt is

to lack confidence in; to disbelieve, question, or suspect.

Surmise is a related term of doubt.

As verbs the difference between surmise and doubt

is that surmise is while doubt is (ambitransitive) to lack confidence in; to disbelieve, question, or suspect.

As a noun doubt is

uncertainty, disbelief.

As verbs the difference between doubt and criticise

is that doubt is to lack confidence in; to disbelieve, question, or suspect while criticise is to evaluate (something), and judge its merits and faults.

As a noun doubt

is uncertainty, disbelief.

As nouns the difference between doubt and reject

is that doubt is uncertainty, disbelief while reject is something that is rejected.

As verbs the difference between doubt and reject

is that doubt is to lack confidence in; to disbelieve, question, or suspect while reject is to refuse to accept.