bʰrem-

“to hum, to buzz, to make a low sound”

Debatedsound

brim, bream, bramble

Root of Germanic *bremman- "to roar, hum", yielding English brim (humming sea-edge), bramble.

(s)teh₂n-“to thunder”(s)tenh₂-“to crash, to thunder”bʰleh₁-k-“to cry out, to bleat”bʰleh₁-s-“to blow, to blast”bʰormo-“to buzz, murmur, drone”gerH-“to cry out hoarsely, to call like a crane”gerh₂-₂“to cry, call out”gʰel-mn̥“a cry, a calling out”