FFVII Rebirth Director Naoki Hamaguchi says that Cait Sith's name is pronounced "Cat Shee."
A screenshot of a tweet from user ShinraArch (Shinra Archaeology Department) that says "FFVII Rebirth Director Naoki Hamaguchi says that Cait Sith's name is pronounced "Cat Shee." (Game Informer Shows, 12/21/2023)". Attached on the tweet is a 3D model of Cait Sith from FF7 Rebirth on a black background
I am hoping someone, just someone, maybe Cid or Red XIII would call him Cat Shit.
The demonic cat-sith called Big Ears could be summoned (Gaelic taghairm Scottish Gaelic pronunciation: [tɤrʲɤm]) to appear and grant any wish to those who took part in the ceremony. The ceremony required practitioners to burn the bodies of cats over the course of four days and nights.
25 year old mystery finally solved! My best friend at the time,and I always argued about it. He was also dislexic and kept calling Sephiroth, "Seprinoph".
The rest of the soundtrack is great too, It was my favorite gacha I played, probably because it was the least exploitative gacha I've ever played. Sadly, it wasn't doing too well and shut down in 2020 as development for Final Fantasy VII Remake was ramping up, and they need all hands on deck in Business Division 1.
You're free to pronounce it however you want, but considering it's named after a famous mythological character, you may get funny looks as if you referred to similar mythological characters as "Jod", "Hey-zeus", "Bud-hah", or "Hurk-yoolz".