du'erga fu'ivla

x1 is a dwarf (mythological creature) of type/mythology x2

Refers to the mythological race. For dwarfism, the actual medical condition, torpre or some other lujvo is preferred. See crida, elfe, ridgobeli.

In notes:

t1=p1 is a dwarf/midget [short in stature resulting from a medical condition; not not necessarily human] by standard t3.