Washingtonians vs New Yorkers [duplicate]
Solution 1:
Such names are known as a Demonym.
Here are a few more:
- Mancunians are from Manchester.
- Guelphites are from Guelph.
- Aberdonians are from Aberdeen.
- Glaswegians are from Glasgow.
- Minneapolitans are from Minneapolis.
- Burqueños are from Albuquerque.
- Waterluvians are from Waterloo.
- Flemish are from Flanders.
The rule is that there is no rule.
You have to look up what each city has decided to call its citizens.