quylthulg

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Pronunciation === IPA(key): /ˈkwɪlθʌlɡ/ === Noun === quylthulg (plural quylthulgs) (video games) In some roguelike games, a type of fictional invisible monster that summons other monsters.