Where does “espleen” come from?

espleen (Anglo-Norman) comes from Latin splēn, from Ancient Greek σπλήν, from Ancient Greek σπληχ-.

Ancestry of “espleen”, step by step

Step	Language	Word	Meaning
1	Latin	splēn	spleen, milt
2	Ancient Greek	σπλήν	milt, spleen
3	Ancient Greek	σπληχ-	—

Words derived from “espleen”

Every word from Ancient Greek σπληχ- →Every word from Ancient Greek σπλήν →Every word from Latin splēn →