ふつふつでわありませんでした
沸々ではありませんでした
futsufutsudewārimasendeshita

Desu Copula

The polite, past negative form of ふつふつ

1. Was not bubbling.; Was not seething.; Was not agitated.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana