[Bob Ireland]

***It’s loaf/loaves, hoof/hooves, and dwarf/dwarves***

Lenition / fortition... I think the dynamic fascinated Tolkien somewhat; did some interesting things with it when creating his own languages. e.g. v 👉 m ... 🤗

[SERKIT]

I truly don't care but here goes:

https://www.eslbuzz.com/plural-of-dwarf/

https://grammarist.com/usage/dwarfs-dwarves/

Besides, here is a historic restaurant in my old hometown, Wheaton, Illinois. John Belushi worked there.