code name categories

• animals
  • mammals
  • insects
  • fish
  • reptiles
  • amphibians
  • australian animals
  • african animals
• food
  • fruit
  • meal
  • snack
  • dessert
  • ingredient
  • crop
  • commodity
• can be an adjective (for code name purposes)
  • color
  • gem
  • mood
  • superlative
  • chronological components
    • monday...
    • september...
    • medieval, renaisance, bronze-age, (epochs), future,
    • horroscopes (zodiac, chinese)
• "foreign"
  • greek letters
  • languages
  • countries
  • english villages
  • cities
  • rivers/water bodies
• modification functions (e.g. reverse, syllable swaps, vowel shifting (a-e, e-i, i-o, o-u, u-a, etc.), minimal letter replacement, add short prefix like 'o', 'a', 'y', drop some vowels...)
  • major suffixes/prefixes
• anatomy
• occupations
• country
• elements
• chemical compounds
• technology/inventions
  • e.g. radar, microwave
• household items
• places e.g. church museum zoo post-office
• mythological
  • beasts
  • heroes
  • places
• weapons
• games
• philosophy/logic/mathematical terms of art