espinhela

Etymology
From.

Noun

 * 1)  xiphoid appendix terminal and cartilaginous part of the sternum
 * 2)  any pain or illness that causes depression or prostration
 * 3)  appendicular, keel-like formation on the sternum of birds
 * 4)   a carnivorous fish found in temperate regions of the northern hemisphere. It reaches a length of around ten centimeters and has a dorsal fin preceded by spines that erupt in case of danger.