Where does “croesffurf” come from?

croesffurf (Welsh) comes from Welsh ffurf, from Middle Welsh ffuruf, from Proto-Brythonic fʉrβ̃, from Latin fōrma, from Etruscan morma, from Ancient Greek μορφή — shape, form; appearance; outline.

croesffurf (Welsh): cruciform, cruciate

Definitions

cruciform, cruciate

Ancestry of “croesffurf”, step by step

croesffurf traces back through two separate lines of ancestry.

via Welsh ffurf

Step	Language	Word	Meaning
1	Welsh	ffurf	form, shape
2	Middle Welsh	ffuruf	—
3	Proto-Brythonic	fʉrβ̃	—
4	Latin	fōrma	form; figure, shape, appearance
5	Etruscan	morma	—
6	Ancient Greek	μορφή	shape, form; appearance; outline

via Welsh croes

Step	Language	Word	Meaning
1	Welsh	croes	cross; cross, transverse; contrary, adverse
2	Welsh	gwyrdd	green
3	Latin	viridis	green; young, fresh, lively, youthful
4	Latin	vireō	to be verdant, green; to sprout new green growth
5	Latin	-idae	—

Every word from Ancient Greek μορφή →