ふつふつ 沸々 LinksSentence search for 沸々Sentence search for ふつふつSentence search for 沸沸Kanji details for 沸Edit in JMdict Adverb taking the 'to' particle1. simmer; bubble out; flow outUsually written using kana aloneOther forms沸沸 【ふつふつ】 Discussions Log in to talk about this word.