Strong's #5246: huperogkos (pronounced hoop-er'-ong-kos)
from 5228 and 3591; bulging over, i.e. (figuratively) insolent:--great swelling.
Thayer's Greek Lexicon:
̔́
huperogkos
1) overswollen
2) metaphorically immoderate, extravagant
Part of Speech: adjective
Relation: from G5228 and G3591
Usage:
This word is used 2 times:
2 Peter 2:18: "For when they speak great swelling words of vanity, they allure through the lusts of the flesh,"
Jude 1:16: "their mouth speaketh great swelling words, having men's persons in admiration because of advantage."