What is another word for interesting?

Here are some synonyms for "interesting," depending on the specific nuance you want to convey:

General:

* Engaging

* Intriguing

* Fascinating

* Captivating

* Compelling

* Appealing

* Absorbing

* Stimulating

* Thought-provoking

* Remarkable

* Noteworthy

More formal:

* Intriguant

* Curious

* Notable

* Peculiar

Informal:

* Cool

* Awesome

* Rad

* Neat

* Spicy

Specific to a particular context:

* For a story: gripping, suspenseful, thrilling

* For a person: engaging, charismatic, witty

* For a topic: thought-provoking, illuminating, insightful

The best word to use depends on the specific context and the desired effect.