irreligion
Rejection of worship
Irreligion is the absence or rejection of religious belief and practice.
The term covers everything from casual indifference to active opposition: The survey measured rates of irreligion among young adults.
Unlike atheism, which specifically denies God's existence, irreligion is broader—it includes those who simply don't engage with religion at all.
Rejection of deities
- agnosticismDoubt about divine existence
- nonbeliefLack of religious faith
- godlessnessLack of belief
- unbeliefLack of faith
freethinking · secularism · humanism · materialism · naturalism · rationalism · skepticism · deconversion
Separation of faith, state
- humanismPhilosophy prioritizing earthly reason
- rationalismReason as knowledge source
- empiricismKnowledge through observation
- naturalismWorldview excluding the supernatural
materialism · freethought · agnosticism · atheism · skepticism · nihilism · existentialism · positivism
Renunciation of former beliefs
- heresyBelief opposing official doctrine
- blasphemyIrreverence toward the sacred
- iconoclasmAttacking revered traditions
- defianceOpen resistance to authority
dissent · anticlericalism · deconversion · renunciation · abandonment · lapsed · excommunication · backsliding
Absence of feeling
- disinterestAbsence of bias
- unconcernAbsence of worry
- nonchalanceCalm, casual composure
- detachmentSeparation or emotional uninvolvement
lapsed · nominal · unchurched · secular · nonpracticing · lukewarm · uninvolved · disengaged
atheism
Rejection of deities
- agnosticismDoubt about divine existence
- nonbeliefLack of religious faith
- godlessnessLack of belief
unbelief · freethinking · secularism · humanism · materialism · naturalism · rationalism · skepticism · deconversion · apostasy
secularism
Separation of faith, state
- humanismPhilosophy prioritizing earthly reason
- rationalismReason as knowledge source
- empiricismKnowledge through observation
naturalism · materialism · freethought · agnosticism · atheism · skepticism · nihilism · existentialism · positivism · scientism
apostasy
Renunciation of former beliefs
- heresyBelief opposing official doctrine
- blasphemyIrreverence toward the sacred
- iconoclasmAttacking revered traditions
defiance · dissent · anticlericalism · deconversion · renunciation · abandonment · lapsed · excommunication · backsliding · faithlessness
apathy
Absence of feeling
- disinterestAbsence of bias
- unconcernAbsence of worry
- nonchalanceCalm, casual composure
detachment · lapsed · nominal · unchurched · secular · nonpracticing · lukewarm · uninvolved · disengaged · nones
- belieffaith, belief, belief systems, creed, dogma
- impietyungodliness, unholiness, irreverence, sacrilege, blasphemy
- nonbelieversatheist, atheists, agnostic, agnostics, nonbeliever
- religious attitudesatheism, belief, devout, faith, piety
- religious skepticismatheism, agnosticism, freethought, nonbelief, unbelief
- Secular Philosophiesatheism, agnosticism, secular humanism, nontheism, freethought
irreligionreligion
System of spiritual belief
religiousness · religiosity · faith · piety · devoutness
irreligionholiness
Sacred spiritual purity
piety · godliness · devoutness · sanctity · saintliness