着床 ちゃくしょう ぜん死亡 しぼうでしょう
cha ku shōzenshibōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 着床前死亡

1. Likely dead before implantation.; Probably stillborn.

Polite
Presumptive
Conjecture