Arabian is a proper adjective.
Both, since the word Arabian, when put in an order of adjectives, could fit as an adjective and so do as a proper noun. So it's both.
The proper adjective for George is Georgian.
The proper adjective for Siam is Siamese.
The proper adjective for Antigua is Antiganantigan
Kuwaiti is the proper adjective for Kuwait.
A proper adjective is an adjective formed from a proper noun. "Arabian", "Grecian", "Japanese", "African".
The word 'Arabian' is the proper adjective form of the proper noun Arabia.
Both, since the word Arabian, when put in an order of adjectives, could fit as an adjective and so do as a proper noun. So it's both.
The proper adjective for something that originally comes from Oman is "Omani." Oman is an Arab nation in Southeast Asia on the coast of the Arabian Peninsula.
Arabian can be used as an adjective and a noun.
The proper adjective form of "Arabia" is "Arab." It is used to describe something related to the Arabian Peninsula or its culture, people, or languages. For example, one might refer to Arabic cuisine or Arab culture.
Arabian. Before modern-day Saudi Arabia was founded, the area is called Al-Hijaz. When Abdullah ibn Saud conquered the area, he named it after himself.
The proper adjective for southwest is "southwestern."
The proper adjective is Haitian.
The proper adjective for Portuguese is "Portuguese."
Vietnamese is the proper adjective for Vietnam.
The proper adjective for George is Georgian.