いたいけもりじゃなかったです
いたいけ盛りじゃなかったです
itaike morijanakattadesu

Noun
Desu Copula

The polite, past negative form of いたいけざかり

1. Wasn't in one's prime.; Wasn't at one's best.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana