psa because english is just such hot bullshit
torturous: like torture
tortuous: twisty
tortious: describes an act or omission that breaches a duty owed to someone so as to cause damages to them, giving rise to civil liability (getting sued).
note that you’ll often see “a tortuous argument”, which has a denotation of twisty, long & complex but has a very strong connotation of “god this is pure torture to listen to, fuck this guy”
See also: A tortuous hiking trail is also torturous to walk up.