merderait

conditional form-of singular third-person

merderの三人称単数条件法

English Meaning

third-person singular conditional of merder

Si le plan merderait, nous devrions tout recommencer.

もしその計画が失敗するだろうなら、私たちはすべてをやり直さなければならない。

If the plan were to mess up, we would have to start all over again.