Physical:
* Pale: A classic descriptor, emphasizing the lack of blood circulation.
* Fanged: The most obvious sign of their nature.
* Ethereal: Suggesting an otherworldly beauty, often associated with their pale skin and dark features.
* Elegant: Implying graceful movements and a refined appearance.
* Sinister: Carrying an aura of danger and menace.
* Ghastly: Emphasizing their undead nature and a haunting quality.
* Grim: Dark and somber, perhaps due to their long, solitary existence.
* Bloodless: Underlining their lack of life and vitality.
* Unnaturally: Describing any feature that is distinctly different from a human.
Personality:
* Ancient: Emphasizing their age and vast knowledge.
* Mysterious: Keeping their true nature and motivations hidden.
* Charismatic: Able to captivate and influence others.
* Ruthless: Driven by their bloodlust and lacking empathy.
* Cold: Emotionally distant and lacking warmth.
* Solitary: Preferring to live in isolation, a consequence of their condition.
* Brooding: Thinking deeply and perhaps even regretting their existence.
* Alluring: Possessing a magnetic attraction that draws others to them.
* Dangerous: A constant threat to those around them.
Other:
* Eternal: Underlining their immortal nature.
* Undead: Stressing their status as a creature of the night.
* Bloodthirsty: Driven by an insatiable desire for blood.
* Nocturnal: Active only during the night.
* Cursed: Suggesting a tragic element to their existence.
Examples:
* "The pale and sinister vampire watched her from the shadows."
* "He was ancient and mysterious, his eyes holding secrets that spanned centuries."
* "Her beauty was ethereal, but her gaze was cold and ruthless."
Ultimately, the best adjectives to use will depend on the specific vampire you're describing and the tone of your story.