ὑπάρχω hypárchō

Meaning

to begin under (quietly), i.e. come into existence (be present or at hand); expletively, to exist (as copula or subordinate to an adjective, participle, adverb or preposition, or as an auxiliary to a principal (verb)

In the King James Version: after, behave, live

Derivation: from G5259 (ὑπό) and G756 (ἄρχομαι);

Where it is used

• 2 Peter 3:11 Since everything will be destroyed in this way, what kind of people ought you to be? You ought to conduct yourselves in holiness and godliness