impious

adjectives

lacking piety or reverence for a god
is derived from
antonym
is similar to
not revering god
see also
hostile or indifferent to religion
see also
not concerned with or devoted to religion
"sacred and profane music"; "secular drama"; "secular architecture", "children being brought up in an entirely profane environment"
see also
morally bad in principle or practice
is an attribute of
righteousness by virtue of being pious
lacking due respect or dutifulness
"impious toward one's parents"; "an undutiful son"
is derived from