adjective / verb

profane

pruh-FAYN/prəˈfeɪn/

Treating sacred or revered things with disrespect.

Resting muddy boots on the ceremonial altar is profane behavior.

A young white man keeping muddy boots propped on a revered ceremonial altar while an older South Asian caretaker reacts with quiet dismay; generic sacred setting, restrained depiction of irreverence.
Etymology

“In front of the temple” perhaps suggested someone not admitted among its initiates. The resulting sense “not consecrated” developed into being irreverent toward sacred things.

In context

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use no profane language utter no word that will cause the most virtuous to blush
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More examples

  • Vandals profane the shrine by scrawling insults across its walls.
  • Her profane parody mocks a prayer that many consider sacred.
  • They believe the careless renovations have profaned their ancestors' burial ground.

Forms

profane · profanes · profaned · profaning · more profane · most profane

profanation noun — Disrespectful treatment of sacred or revered things.

Similar words

irreverent
Shows disrespect, often playfully, without necessarily targeting anything sacred.
desecrate
Emphasizes violating the holiness of a place or object.
blasphemous
Specifically insults God, religious beliefs, or things considered holy.