| Ancient Wyrm | a particularly nasty dragon-like monster |
| Balron | a nasty demon-like monster |
| Britain | the capital city of Britannia |
| Britannia | the country where the Ultima adventure takes place |
| Chocolate elemental | there are earth, air, fire, water, and several other elementals, but I made this one up |
| Cyclops | a large one-eyed monster |
| Destard | a dungeon inhabited by dragons |
| Dire wolf | a specially fierce and aggressive wolf |
| Dragon | come on, you know what a dragon is |
| E-bolt | Energy Bolt - an offensive spell |
| Ettin | a large two headed monster |
| Fire Isle | a volcanic island where the dungeon of Hythloth is found |
| Gargoyle | a magic-wielding monster |
| The Guardian | a big bad guy of the Ultima world. So far he has not appeared in UO. |
| Harpy | half man, half bird |
| Herder | tales tell of a mystic purple llama herder |
| Hythloth | a dungeon inhabited by hellish fiends |
| ImaNewbie | a character from Tryon's ImaNewbie does Britannia ImaNewbie is a wonderfully endearing character, but is notorious for his ineptitude at combat and for losing fights with chickens |
| Lord British, Lord Blackthorn | the two chief noblemen of Britannia |
| Mongbat | a rather feeble monster |
| Ogre | a large, fat monster |
| Orc | a small but fairly strong monster |
| PK | player killer: someone who kills other players' characters |
| Provocation | a skill possessed by bards with which they can cause monsters or animals to attack other monsters or player characters |
| Purple llama | a strange beast occasionally spotted in Britannia |
| Reagents | ingredients for magic spells |
| Recall | a travel spell |
| Runestones | the means of magical travel |
| Serpent's Hold | an island town in Britannia |
| Shame | a dungeon inhabited by elementals |
| Skara Brae | an island town in Britannia |
| Sosaria | the fantasy world where everything takes place |
| Terathan Avenger | a spidery monster |
| Trinsic | a town in the land of Britannia |
| Troll | a large humanoid monster |
| Water elemental | a monster |
| Wrong | a dungeon |