ESPINILLA pimple Some synonyms, words or similar expressions can be grain, shin, grano, granitos
"La pubertad produce acné y espinillas. Puberty brins acne and pimples"
In Colombia we say Shin to the front of the leg, front of the tibia and the fibula. Bobbin. It is also a small accumulation of fat that hides a pore usually the nose or face.