ultranationalism
noun
- extreme form of nationalism
Wiktionary
noun
Etymology: Etymology tree Proto-Indo-European *h₂el- Latin ūls Proto-Indo-European *-teros? Latin -ter Old Latin -ād Latin -ā Latin ultrābor. English ultra- English nationalism English ultranationalism From ultra- + nationalism.
- Extreme nationalism, the belief in the superiority of one's nation and of the paramount importance of advancing it.