Neurotypical is a word used to describe a person who has a typical brain. This not only includes non-autistic people, but also people without mental illnesses, intellectual disabilities or any other neurological illness or disorder such as epilepsy or brain tumours. It is the opposite of neurodivergent
For a word for non-autistic, see allistic
Stacey is has a typically functioning brain. She is neurotypical.
Phoebe has anxiety. She is not neurotypical