"Ansiedad" is another word in Spanish that means anxiety, but it's usually used to refer to a more general feeling of anxiety or worry, while "ansias" can also refer to a specific eagerness or impatience for something.
For example:
* "Tengo ansias por ver la película." (I'm eager to see the movie.)
* "Siento mucha ansiedad por el examen." (I feel a lot of anxiety about the exam.)
If you meant a different word, please provide more context or the complete phrase you're trying to understand.