The word "unholy" is used to describe something that is impious, wicked, or sinful. Its antonyms are words that describe things that are pious, virtuous, and holy. Some of the antonyms include:
1. Divine - Something that is divine is considered sacred, holy, or godly.
2. Reverent - This is used to describe someone who is respectful or shows a deep sense of awe towards something that is considered holy.
3. Sacred - This refers to something that is considered holy or set apart for religious purposes.
4. Pure - This means free from contamination, impurities, or sin.
5. Holy - Describes something or someone that is believed to be blessed, sanctified, or consecrated by a higher power.