That might be a long list depending on what type of fantasy you are writing.
I like looking through lists of archaic or obsolete words.
One of my current favourites is Sweven [a vision seen in a dream].
This thread reminds me of a video, Jordan Peterson | ContraPoints, which imitates the 17th-century tongue with a few typical-17th expressions. I think it's a bit like dialect, where you add just enough for the reader to get the tone.
There are SO many resources out there! Since I rarely write in Earth-based, historical periods, I don't mind mixing up eras and archaic words sprinkled in with made up ones as well. No reason to think a medieval-like world that is not Earth based would develop the exact same language usage for the time period, but that's a personal choice.
Here's a few links for you to check out.
I like to refer to these two for archaic occupations (Victorian era here, but a wealth of ideas can come from these titles):