na-adjective, noun
bewitching; voluptuous; captivating
Describes a mysterious, alluring beauty, often with a sensual or glamorous nuance. Used for people (especially women), atmosphere, or artistic expression.
彼女の妖艶な微笑みに、誰もが心を奪われた。
Everyone was captivated by her bewitching smile.
その映画は妖艶な雰
The movie is filled with a voluptuous atmosphere.
Compound of 妖 (mysterious, bewitching) and 艶 (glossy, charming). The combination conveys an enchanting, often sensual beauty.