Where does “siliquastro” come from?

siliquastro (Italian) comes from Latin siliquastrum, from Latin -astrum, from Latin -aster — pater + API → patraster.

siliquastro (Italian): Judas tree

Definitions

Step	Language	Word	Meaning
1	Latin	siliquastrum	The pepperwort
2	Latin	-astrum	—
3	Latin	-aster	pater + API → patraster

siliquastro — Etymology, Origin & Word History | Etymology Explorer