His mentor's response was "Wait what? Are you sure you said skölir, and not sköliro?"
Turns out while he had meant to say "May luck and happiness follow you and may you be shielded from misfortune", he instead said "May luck and happiness follow you and may you be a shield from misfortune". Because of this, the girl grew up prescient, supernaturally aware of when other people were in danger or about to be harmed, and compelled to do anything in her power to protect them from it.
I'm pretty sure I've seen problems that are almost as bad in some of the codebases that I've worked with.