- Nominative: Used when referring to someone by their Christian name
- Vocative: Used when referring to someone in speech (as opposed to writing)
- Accusative: For public call-outs
- Genitive: Used when the noun is something you are wishing for, whether or not in a monkey's paw type scenario
- Dative: Used when asking someone out
- Ablative: Used when the noun is meant to sublimate to dissipate heat from the outside of a spacecraft during reentry
Latin once had an Interrogative case, but we got rid of it because people were asking too many questions.