ephemeral; transitory; fleeting
Describes something that lasts only a moment, often with a poetic or philosophical nuance. Used for experiences, pleasures, or states that are brief and passing.
The joys of life are ephemeral.
He pursued fleeting pleasures.
Derived from the Buddhist term 刹那 (setsuna), meaning an extremely short moment, combined with the adjectival suffix 的 (teki).