腰掛 こしか仕事 しごとではありませんでした
koshikakeshigotodewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 腰掛け仕事

1. Was not sedentary work.; Was not a job done while sitting.

Past/Perfective
Negative
Polite
Formal Register