What does "deny oneself" mean?

To decline the gratification of appetites, desires, impulses, or needs; to practise self-denial.

What is a synonym for "deny oneself"?

Common synonyms include: abnegated, abstain.

verb

verb ·Rare ·Advanced level

Verb

1
To decline the gratification of appetites, desires, impulses, or needs; to practise self-denial.
"Let him deny himself, and take up his cross."

"Let him deny himself, and take up his cross."