pial / pile [pail]
pial – adj. – relating to the pia mater of the central nervous system; n. – in South Asia: a raised platform for sitting out on; a veranda
pile – n. & v. – n. – 1. a heap, stack, or mass of things; 2. a large building or stately home; 3. the reverse side of a coin; 4. a haemorrhoid; 5. fine, soft hair or down; v. – 1. strengthen or support with shafts; 2. drive a stake into the ground; 3. stack, load, or form into a heap