βόμβος

Etymology
. Compare 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, and 🇨🇬.

Noun

 * 1) any deep, hollow sound, humming, buzzing, booming, rumbling

Etymology
.

Noun

 * 1) bumblebee
 * 2) buzzing, humming
 * 3)  tinnitus