Strong’s Greek
G5385 — philosophia
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
φιλοσοφία
philosophia — pronounced fil-os-of-ee'-ah
from 5386; "philosophy", i.e. (specially), Jewish sophistry:--philosophy. see GREEK for 5386
1 occurrence in the KJV.
Colossians 2:8
Beware lest any man spoil you through philosophy and vain deceit, after the tradition of men, after the rudiments of the world, and not after Christ.