Vine's Expository Dictionary: View Entry
ὑπερφρονέω hupĕrphrŏnĕō, hoop-er-fron-eh'-o; from G5228 and G5426; to esteem oneself overmuch, i.e. be vain or arrogant:—think more highly.
The KJV translates Strong's G5252 in the following manner: think more highly (1x).
to think more highly of one's self than is proper
Strong's Number G5252 matches the Greek ὑπερφρονέω (hyperphroneō), which occurs 1 times in 1 verses in the TR Greek.
View OT results in the LXX Greek concordance
View NT results in the MGNT Greek concordance
Rom 12:3