nihilist

nouns

someone who rejects all theories of morality or religious belief
nihilist
is derived from
nihilism
is derived from
nihilism
is a type of (narrower)
a person who does not manifest devotion to a deity
nonreligious person
an advocate of anarchism
anarchist, nihilist, syndicalist
is derived from
nihilism
is derived from
nihilism