G5389
φιλοτιμέομαι
to aspire
φιλοτιμέομαι, -οῦμαι (φίλος, τιμή), [in LXX: 4Ma.1:35 A ;] to love or seek after honour, hence, to be ambitious, emulous (Plat., Plut., al.): with inf., Rom.15:20, 2Co.5:9, 1Th.4:11.† (AS)
The KJV translates G5389 in the following manner:
labour (2x), strived (2x), study (2x)
Full Thayer's lexicon entry
φιλοτιμέομαι — philotiméomai
φιλοτιμέομαι, φιλοτιμοῦμαι; (φιλότιμος, and this from φίλος and τιμή); deponent passive (with future middle); frequent in Greek writings from Andocides, Lysias, Xenophon, Plato down;
a. to be fond of honor; to be actuated by love of honor; from a love of honor to strive to bring something to pass;
b. followed by an infinitive, to be ambitious to etc., 1Th 4:11; Rom 15:20; to strive earnestly, make it one's aim, 2Co 5:9.
3 occurrences
Romans (1), II Corinthians (1), I Thessalonians (1)