unreverend
/ʌnˈrɛv.ənd/Definitions
1. adjective
showing disrespect or lack of reverence; irreverent.
“The comedy show was criticized for being unreverent towards the sacred institution.”
2. noun
a person who shows disrespect or lack of reverence; an irreverent person.
“The unreverent teenager was scolded by the teacher for disrupting the class.”