Where does “Illyromania” come from?

Illyromania (English) comes from English Illyro-, from English Illyria, from Latin Illyria, from Ancient Greek Ἰλλυρία, from Illyrian *Hullurio, from Proto-Indo-European udrós, from Proto-Indo-European wed-, from Proto-Indo-European wey- — to wither; fade; to move, go ahead; to be strong;...

Illyromania (English): obsession with speculative etymologies based on Illyrian

Definitions

obsession with speculative etymologies based on Illyrian

Ancestry of “Illyromania”, step by step

Step	Language	Word	Meaning
1	English	Illyro-	Pertaining to Illyria or Ilyrian
2	English	Illyria	—
3	Latin	Illyria	—
4	Ancient Greek	Ἰλλυρία	—
5	Illyrian	*Hullurio	—
6	Proto-Indo-European	udrós	of water, aquatic
7	Proto-Indo-European	wed-	water
8	Proto-Indo-European	wey-	to wither; fade; to move, go ahead; to be strong;...

Every word from Proto-Indo-European wey- →Every word from Proto-Indo-European wed- →Every word from Proto-Indo-European udrós →