sacred
The opposite of the word sacred is profane, secular, or mundane.
from Thesaurus.com: imperfect, profane, unholy
The term used to mean the opposite of religious or sacred is "secular" or "profane."
Do not be so profane!Profane is not propane.The profane message was removed.The employee was sacked for his profane rant at the customer.
Profane, vulgar
The profane language hurt her ears. The golfer was so upset that he used profane language in front of the priest.
He was being very profane towards God.
Benny Profane was born in 1974.
Benny Profane is 5' 10".
Benny Profane ended in 1990.
Benny Profane was created in 1985.
Profane comments are not allowed in school classrooms. The head of the church considered the remarks profane and offensive.