General Antonyms:
* Profanity: This is the most direct opposite, referring to something that is disrespectful or irreverent towards something sacred.
* Desecration: This refers to the act of violating or damaging something that is considered sacred.
* Impiety: This refers to a lack of respect or reverence for something sacred.
* Pollution: This can be used metaphorically to describe something that contaminates or degrades something sacred.
Specific Antonyms (depending on context):
* Worldliness: If sanctity refers to spiritual purity, worldliness could be its antonym, representing a focus on material possessions and worldly pleasures.
* Immorality: If sanctity refers to moral uprightness, immorality would be the antonym, representing a lack of moral principles.
* Commonplace: If sanctity refers to something being special or extraordinary, commonplace could be its antonym, representing something ordinary or unremarkable.
Ultimately, the best antonym for sanctity will depend on the specific meaning you are trying to convey.