Strong's G5581 — ψευδώνυμος (adjective)
pseudonumos (psyoo-do'-noo-mos) adj.
1. untruly named
[from G5571 and G3686]
KJV: falsely so called 
Root(s): G5571, G3686 
Hebrew root: ὄνομα
Occurrences: 1