Common Words:
* American
* African
* Anglican
* Balkan
* Canadian
* Franciscan
* Republican
* Vulcan
Less Common Words:
* Arrican (an obsolete term for "African")
* Corsican
* Dominican
* Franciscan
* Hebraican (a synonym for "Hebrew")
* Iberian
* Mexican
* Sicilian
* Spartan
Words that are not English:
* Burman (from Burmese)
* Javan (from Javanese)
* Turkan (from Turkish)
Note: The suffix "-can" is often used to form adjectives indicating nationality, origin, or religious affiliation.