unbelief

As nouns the difference between unbelief and incredulity

is that unbelief is an absence (or rejection) of belief, especially religious belief while incredulity is unwillingness or inability to believe; doubt about the truth or verisimilitude of something; disbelief.

As nouns the difference between misbelief and unbelief

is that misbelief is an erroneous belief while unbelief is an absence (or rejection) of belief, especially religious belief.

Unbelief is a related term of irreligion.

As nouns the difference between unbelief and irreligion

is that unbelief is an absence (or rejection) of belief, especially religious belief while irreligion is irreligion, irreligiousness.

Unbelief is a related term of godlessness.

As nouns the difference between unbelief and godlessness

is that unbelief is an absence (or rejection) of belief, especially religious belief while godlessness is the state of being godless.

As nouns the difference between atheism and unbelief

is that atheism is belief that no deities exist (sometimes including rejection of other religious beliefs) while unbelief is an absence (or rejection) of belief, especially religious belief.

Unbelief is a related term of apostasy.

As nouns the difference between unbelief and apostasy

is that unbelief is an absence (or rejection) of belief, especially religious belief while apostasy is the renunciation of a belief or set of beliefs.

As nouns the difference between unbelief and null

is that unbelief is an absence (or rejection) of belief, especially religious belief while null is zero, nil; the cardinal number before einn.

As nouns the difference between unbelief and unbelievingness

is that unbelief is an absence (or rejection) of belief, especially religious belief while unbelievingness is lack of belief; unbelief.