thunder

1 to make a long loud deep noise or cry as we got closer, the waterfall thundered louder and louder Synonyms bellow, boom, growl, roarRelated Words grumble, roll, rumble; bang, blare, blast, peal, scream, screech, shriek, squall; bawl, call, cry, holler, hoot, shout, whoop, yell; bell, caterwaul, howl, wail, yowlNear Antonyms grunt, mouth, mumble, murmur, mutter, whisper; mewl, pule, squeak, whimper

2 to speak so as to be heard at a distance a hotheaded man who was always thundering about the crooks and idiots running the government Synonyms bawl, bay, bellow, cry, holler, hollo (or halloo also hallo), roar, shout, sound off, call, vociferate, yellRelated Words crow, whoop; scream, screech, shriek, shrill, squeak, squeal; caterwaul, howl, ululate, wail, yawp (or yaup), yowl; hail; speak out, speak upNear Antonyms breathe, mumble, murmur, mutter, whisper