G4123
πλεονέκτης
greedy
πλεονέκτης, -ου, ὁ (πλέον, ἔχω), [in LXX: Sir.14:9 * ;] = ὁ θέλων πλέον ἔχειν (see MM, xx), one desirous of having more, covetous: 1Co.5:10-11 6:10 Eph.5:5.† (AS)
The KJV translates G4123 in the following manner:
covetous (6x), man (2x)
Full Thayer's lexicon entry
πλεονέκτης — pleonéktēs
πλεονέκτης, πλεονέκτου, ὁ (πλέον and ἔχω);
1. one eager to have more, especially what belongs to others ((Thucydides 1, 40, 1 (cf. Herodotus 7, 158)); Xenophon, mem. 1, 5, 3);
2. greedy of gain, covetous: 1Co 5:10-11; 1Co 6:10; Eph 5:5; Sir 14:9.
4 occurrences
I Corinthians (3), Ephesians (1)