It's often used in words related to perception and the senses, like:
* Aesthetics: The branch of philosophy dealing with the nature of beauty and art.
* Anesthesia: Loss of feeling or sensation.
* Esthetic: Relating to beauty and taste.
* Hypesthesia: Decreased sensitivity to stimuli.
* Kinesthesia: The sense of movement and position of the body.
* Hyperesthesia: Increased sensitivity to stimuli.
Let me know if you'd like more examples or want to explore any of these words in more detail!