The words shark (the animal) and shark (a predatory scoundrel) may have two different origins. “This would make ‘shark’ possibly the only word borrowed from a Mayan language into English directly.” https://bsky.app/profile/wordfamilyfriday.bsky.social/post/3mgfwl4qxvk2j

Word Family Friday (@wordfamilyfriday.bsky.social)
The English word "shark" was two different meanings: a predatory cartilaginous fish and a predatory scoundrel. We sometimes understand the predatory scoundrel to be by metaphor from the predatory fish, but evidence suggests these two meanings have entirely separate origins—German … and Maya?? 🧵 1/18
