- Imaginary places
- oldecat's Words
- Names of musical instruments
- Names of dinosaurs
- Nonessential foreign words
- Names of stars
- veggies
- Chemical names
- Names of fish that end in -fish.
- Nouns used as verbs
- English food terms borrowed from other languages
- Words that end in -dom
- Ice worlds
- Numbers named after mathematicians
- Internet domain names I find interesting
- Battlestar Galactica swear words (Old and new series)
- Moons of our solar system