G5572 ψευδοδιδάσκαλος (pseudodidáskalos)

KJV renderings: false teacher
Strong's definition: a spurious teacher, i.e. propagator of erroneous Christian doctrine
Derivation: from G5571 (ψευδής) and G1320 (διδάσκαλος);

From James Strong's public-domain dictionaries (G), JSON edition by OpenScriptures (CC-BY-SA). Every dotted-underline word in the text links here.