This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
My personal favorite acronym like that definitely goes to AROS (Amiga Research Operating System) that if I remember correctly had to - for legal reasons - change the name. Rather than come up with a completely new name, went with AROS Research Operating System.
Edit: name change was apparently to avoid any trademark issues with the Amiga name.
Acorn/ARM apparently did much the same thing.
i refuse to call it advanced risc Machine, it’s always Acorn Risc Machine