Where does “ordinário” come from?

ordinário (Portuguese) comes from Latin ōrdinārius, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

ordinário (Portuguese): ordinary; customary; routine; bad; low-quality;...

Definitions

ordinary; customary; routine; bad; low-quality;...

Ancestry of “ordinário”, step by step

Step	Language	Word	Meaning
1	Latin	ōrdinārius	of or relating to order; orderly, usual, customary, regular, ordinary
2	Latin	-ārius	er
3	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 ōrdinārius →