G2279
ἦχος
sound
ἦχος, -ου, ὁ (also in late and MGr., -εος, τό, Luk.21:25), [in LXX for הָמוֹן, etc. ;] __1. a noise, sound: Act.2:2; ἦ. θαλάσσης, Luk.21:25; σάλπιγγος, Heb.12:19 __2. a report: before πεφί, Luk.4:37.† (AS)
The KJV translates G2279 in the following manner:
sound (4x), fame (2x)
Full Thayer's lexicon entry
ἦχος — ēchos
ἦχος (cf. Latinecho,vox, German sprechen, etc.; Vanicek, p. 858), ἤχου, ὁ, and (Luk 21:25 G L T Tr WH) τό ἦχος, ἐχους (cf. Winers Grammar, 65 (64); (Buttmann, 23 (20)); Delitzsch on Heb 12:19, p. 638; (or ἤχους may come from ἤχῳ, ἤχους, see especially WH's Appendix, p. 158b; Meyer on Luke as below));
1. a sound, noise: Act 2:2; Heb 12:19; spoken of the roar of the sea's waves," Luk 21:25 G L T Tr WH.
2. rumor, report: περί τίνος, Luk 4:37.
4 occurrences
Luke (2), Acts (1), Hebrews (1)