10th cent. From Latin cappa 'id.,' first attested in the 6th cent.
Of unknown origin. Suspiciously similar to other *kap(p)- roots in Italic. See also cabo.
Also the origin of the surname Capa.
Asturian capa, Portuguese capa, Galician capa, Catalan capa, French chape, Italian cappa, Aromanian capã, Romanian capă