taru-adjective, adverb taking the 'to' particle
thundering; roaring; rumbling; booming
Describes a loud, deep, continuous sound such as thunder, engines, wind, or a roaring fire. Often used adverbially with と.
The thunder rumbled loudly.
The engine is roaring.
The engine is roaring loudly.
The bonfire is roaring as it burns.
A thunderous sound echoed through the valley.
ゴロゴロ is a lower, rolling rumble typical of distant thunder, while 轟々 conveys a more intense, sustained roaring sound.
轟々 is a more commonly used adverb for a loud, continuous roaring sound, whereas 轟 is archaic and rarely seen outside old or literary texts.
loud criticism; torrent of criticism; fierce denouncement
Usually written in kana; the kanji forms 轟々 and 轟轟 are rare.
Katakana variant, often used for emphasis or in onomatopoeic contexts.
Kanji form; rarely used in modern writing.
Kanji form; rarely used in modern writing.
Onomatopoeic; the reduplicated form mimics a deep, continuous roaring sound.