adverb taking the 'to' particle, taru-adjective
copiously; in torrents; gushing
Describes water, tears, or other liquids flowing abundantly and continuously. Often used with verbs like 流れる, 湧く, 出る. Literary or emphatic nuance.
Water is gushing out copiously from the spring.
Tears streamed down from her eyes in torrents.
じゃんじゃん is more colloquial and often used for sounds or actions done vigorously, not specifically for flowing.
Rare kanji form; the repetition mark 々 is used. The form 滾滾 is search-only.
Rarely used kanji form. The form 渾渾 is search-only.
Rarely used kanji form. The form 混混 is search-only.
The exact derivation is uncertain. It is a mimetic or sound-symbolic word imitating the sound or appearance of abundant flowing.