ego trip

Translations
удовлетворение самолюбия
His constant bragging about his achievements is just an ego trip.
Его постоянные хвастовства своими достижениями - это просто удовлетворение самолюбия.
Definitions
An ego trip refers to an experience or activity that is primarily intended to boost one's self-esteem or self-importance, often involving self-indulgence or self-promotion.