User blog comment:Miskos3/Fairy Tail 538: When the Flame Goes Out, Review/@comment-26099879-20170603150011/@comment-7418318-20170604180329

In Japanese many words sound the same but have different Kanji.

Shin can both be "truth" or "death" and judging by how Juvia used it apparently it's also used to emulate the sound of water drops hitting the ground.