While I can’t speak for all of English folk magic, a friend of mine made a video about incantations in English folk magic. If I’m not mistaken, she explains the idea of Satan and the Devil within these incantations.
→ https://www.youtube.com/watch?v=hNB3RNqpKDg
I know the subject is very nuanced and doesn’t always mean the Christian Devil or Satan in that respect. I don’t know too much about English folk magic so Ari (the person in the video) would be a good person to ask or watch their videos.
Tarot itself doesn’t actually come from the Hebrew letters for Yahweh. It’s actually a shortened version of the name of the Italian card game that tarot cards come from, tarrochi. (tarot | Etymology of tarot by etymonline)
From A.E. Waite himself, he says this about the letters and the inscription of the Divine Name.
The transliteration of Taro as Rota is inscribed on the wheel, counterchanged with the letters of the Divine Name–to shew that Providence is imphed through all. But this is the Divine intention within, and the similar intention without is exemplified by the four Living Creatures.
– The Pictorial Key to the Tarot by A.E. Waite
I do know that the creation of the tarot deck was largely influenced by more ceremonial magicians and lines of belief, including Kabbalah, but that’s not my strong suit so I couldn’t really tell you 