#Twenty Secrets of Nyms

What's in a name? Where's the most fantastic onomastic? Limber your love of truly useless linguistic lore with 20 names for a whirlwind of words.

1. Aptronym
1. A name appropriate to its owner's occupation or physical properties
2. Backronym
1. A word that is originally not an acronym but is turned into one by devising a form for it
3. Capitonym
1. A word that changes its meaning (and sometimes pronunciation) when it is capitalized
4. Demonym
1. A name derived from a place name for residents of that place 
5. Eponym
1. A name formed after a person.
6. Fatunym
1. A useless, made-up word meant to sound impressive
7. Gamonym
1. A name bestowed as a consequence of marriage
8. Hagionym
1. A name of a saint.
9. Insulonym
1. A name of an island.
10. Linguonym
1. A name of a language
11. Mononym
1. A word indicating the "single name" as generally applied to people
12. Numeronym
1. A number-based word
13. Oronym
1. A name of a hill or mountain
14. Phantonym
1. A word that looks like it would mean one thing when, in reality, it means something completely different
15. Retronym
1. A compound or modified noun that replaces an original simple noun
16. Synonym
1. A word equivalent in meaning or nearly so to another word
17. Toponym
1. A name for a place or geographic area
18. Urbanonym
1. A name for an urban element in towns and cities
19. Xenonym
1. A name for a people, language, city, etc., not used by the natives themselves
20. Zoonym
1. A name of an animal