Where does “pechirrojo” come from?

pechirrojo (Spanish) comes from Spanish pecho, from Latin pectus, from Proto-Italic pektos, from Proto-Indo-European peg-, from English polyethylene glycol — Any of a series of water-soluble polymers, of...

pechirrojo (Spanish): red-breasted (said of many species of bird)

Definitions

  1. red-breasted (said of many species of bird)

Ancestry of “pechirrojo”, step by step

pechirrojo traces back through two separate lines of ancestry.

via Spanish pecho

StepLanguageWordMeaning
1Spanishpechothorax; chest; the front of the thorax; breast
2Latinpectuschest, breast; heart, breast, as the seat of...
3Proto-Italicpektos
4Proto-Indo-Europeanpeg-breast
5Englishpolyethylene glycolAny of a series of water-soluble polymers, of...

via Spanish Rojo

StepLanguageWordMeaning
1SpanishRojored colour
2Spanishrojored; a 1000 colón bill; Red; a left-winger,...
3Latinrusseusdark red
4Latinrussusred, reddish-brown
5Proto-Indo-Europeanh₁rewdʰ-red
Every word from English polyethylene glycol