Huh, turns out you're right, which is entirely why em- and en- both exist and mean the same thing. https://en.wiktionary.org/wiki/em-#Prefix https://en.wiktion

Huh, turns out you're right, which is entirely why em- and en- both exist and mean the same thing. https://en.wiktionary.org/wiki/em-#Prefix https://en.wiktionary.org/wiki/em-#Prefix