What about disgust?

Disgust Microexpression: → Eyes are narrowed. → The upper lip is raised. → Upper teeth may be exposed. → The nose is wrinkled. → Cheeks are raised. Disgust is the microexpression we make whenever we smell, see or hear something nasty. This is an important thing to pay attention to: check the environment to make sure nothing can trigger this reaction in a customer. You don't want people associating you or your store with something bad!

Watch the video below to know more: https://www.youtube.com/watch?v=EVNJJqPgpRg

Source: Van Edwards, Vanessa. "The Definitive Guide to Reading Microexpressions (Facial Expressions)" on scienceofpeople.com Photos by Anna Shvets from Pexels