Where does “antiulceroso” come from?

antiulceroso (Spanish) comes from Spanish ulceroso, from Latin ulcerosus, from Latin ulcus, from Latin olcos, from Proto-Italic elkos, from Proto-Indo-European h₁élḱos, from Proto-Indo-European h₁elḱ-.

antiulceroso (Spanish): antiulcer; anti-ulcer

Definitions

antiulcer; anti-ulcer

Ancestry of “antiulceroso”, step by step

Step	Language	Word	Meaning
1	Spanish	ulceroso	ulcerous
2	Latin	ulcerosus	full of sores; ulcerous
3	Latin	ulcus	sore, ulcer, wound
4	Latin	olcos	—
5	Proto-Italic	elkos	—
6	Proto-Indo-European	h₁élḱos	wound, illness, ulcer; wound, sore, ulcer
7	Proto-Indo-European	h₁elḱ-	—

Every word from Proto-Indo-European h₁elḱ- →Every word from Proto-Indo-European h₁élḱos →Every word from Proto-Italic elkos →