Where does “iberismo” come from?

iberismo (Portuguese) comes from Portuguese Ibéria, from Latin Iberia, from Ancient Greek Ἰβηρία, from Ancient Greek -ῐ́ᾱ, from Proto-Indo-European -íh₂, from Proto-Indo-European -h₂ — Creates collective nouns, which refer to groups...

iberismo (Portuguese): Pan-Iberism

Definitions

Pan-Iberism

Ancestry of “iberismo”, step by step

Step	Language	Word	Meaning
1	Portuguese	Ibéria	—
2	Latin	Iberia	Spain
3	Ancient Greek	Ἰβηρία	Iberia
4	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
5	Proto-Indo-European	-íh₂	—
6	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

Every word from Proto-Indo-European -h₂ →Every word from Ancient Greek -ῐ́ᾱ →Every word from Ancient Greek Ἰβηρία →