atmi fu'ivla

x1 is autistic in aspect x2 (ka).

x2 is the "symptoms" / properties that x1 satisfies because of their autism (or from another perspective: atmi1 satisfying all of their possible atmi2 *is* their autism). See also menrirci.

In notes:

atmysekpu
s1 is the autism spectrum, a gamut of all s2=a1 that are autistic in aspect a2