Where does “sastreriya” come from?

sastreriya (Bikol Central) comes from Spanish sastrería, from Spanish -ería, from Latin -āria, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Ancestry of “sastreriya”, step by step

Step	Language	Word	Meaning
1	Spanish	sastrería	tailor's shop
2	Spanish	-ería	Turns a noun into a store or restaurant that...
3	Latin	-āria	used to form feminine counterparts of masculine agent nouns in
4	Latin	-ārius	er
5	Proto-Italic	*-āzios	Forms relational adjectives to nouns (and rarely numerals)

Every word from Proto-Italic *-āzios →Every word from Latin -ārius →Every word from Latin -āria →