Strong’s Greek
G3202 — mempsimoiros
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
μεμψίμοιρος
mempsimoiros — pronounced mem-psim'-oy-ros
from a presumed derivative of 3201 and moira (fate; akin to the base of 3313); blaming fate, i.e. querulous (discontented):--complainer. see GREEK for 3201 see GREEK for 3313
1 occurrence in the KJV.
Jude 1:16
These are murmurers, complainers, walking after their own lusts; and their mouth speaketh great swelling words, having men’s persons in admiration because of advantage.