pensamiento, thought.
pensar (ie), to think (en, of).
pensativo, absorbed in thought.
penumbra, penumbra, gloom, shadow.
peña, cliff.
peón, m., day-laborer, peasant.
peor (comp. and sup. of malo), worse, worst.
pequeño, small, slight, little.
pequeñuelo (dim.), little one.
percal, m., percale.