Where does “spatla(m)” come from?

spatla(m) (Vulgar Latin) comes from Late Latin spatulam, from Latin spatula, from Latin spatha, from Ancient Greek σπάθη, from Proto-Indo-European sph₂-dʰ-.

Ancestry of “spatla(m)”, step by step

Step	Language	Word	Meaning
1	Late Latin	spatulam	accusative singular of spatula
2	Latin	spatula	a broad, flat piece; a little palm frond; a...
3	Latin	spatha	spatula, spattle; spatha; a long, two-edged,...
4	Ancient Greek	σπάθη	any broad blade, of wood or metal
5	Proto-Indo-European	sph₂-dʰ-	—

Every word from Proto-Indo-European sph₂-dʰ- →Every word from Ancient Greek σπάθη →Every word from Latin spatha →