Where does “ombreira” come from?

ombreira (Portuguese) comes from Portuguese -eira, from Old Portuguese -eira, from Latin -āria, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

ombreira (Portuguese): jamb, stile vertical component of frame

Definitions

  1. jamb, stile vertical component of frame

Ancestry of “ombreira”, step by step

StepLanguageWordMeaning
1Portuguese-eirafemale equivalent of -eiro; feminine of -eiro
2Old Portuguese-eira—
3Latin-āriaused to form feminine counterparts of masculine agent nouns in
4Latin-āriuser
5Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Italic *-āzios →Every word from Latin -ārius →Every word from Latin -āria →