とら 羊歯 しだではありませんでした
toranōshidadewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 虎の尾羊歯

1. Was not a tiger's tail and fern.; Was not as dangerous as a tiger's tail and fern.

Past/Perfective
Negative
Polite
Formal Register