For describing appearance:
* Stunning: Stronger than beautiful, implies a breathtaking quality.
* Gorgeous: Similar to stunning, but can also be used for people.
* Elegant: Graceful and stylish.
* Radiant: Glowing with light and beauty.
* Exquisite: Intricately beautiful and delicate.
* Magnificent: Grand and impressive in scale.
* Alluring: Attractive and tempting.
* Captivating: Enthralling and mesmerizing.
* Luminous: Emitting light and beauty.
* Dazzling: Sparkling and bright.
For describing other qualities:
* Inspiring: Motivating and uplifting.
* Wonderful: Excellent and delightful.
* Exceptional: Outstanding and extraordinary.
* Sublime: Awe-inspiring and majestic.
* Moving: Emotionally powerful and affecting.
* Heartwarming: Touching and comforting.
* Enchanting: Charming and magical.
* Harmonious: Balanced and pleasing.
* Exemplary: Worthy of imitation.
* Poignant: Evoking a strong sense of sadness or pity.
Ultimately, the best word depends on what you're trying to convey.