Where does “Alfonsian” come from?

Alfonsian (English) comes from English Alfonso, from Italian Alfonso, from Spanish Alfonso, from Proto-Germanic Aþalafunsaz, from Proto-Germanic aþalaz, from Proto-Germanic aþalą, from Proto-Indo-European at-al, from Proto-Indo-European h₂el- — to grow, nourish; beyond, other; to wander, roam.

Alfonsian (English): Of or relating to Alfonso X of Castile (1221–1284)

Definitions

  1. Of or relating to Alfonso X of Castile (1221–1284)

Ancestry of “Alfonsian”, step by step

StepLanguageWordMeaning
1EnglishAlfonso—
2ItalianAlfonso—
3SpanishAlfonso—
4Proto-GermanicAþalafunsaz—
5Proto-Germanicaþalaznoble
6Proto-Germanicaþaląnature, disposition; nobility, race
7Proto-Indo-Europeanat-alfamily, race
8Proto-Indo-Europeanh₂el-to grow, nourish; beyond, other; to wander, roam
Every word from Proto-Indo-European h₂el- →Every word from Proto-Indo-European at-al →Every word from Proto-Germanic aþalą →