Is Peching a Word?

Yes, peching is in the scrabble dictionary.

What is a Pech?

noun. A gasping or laboured breath; a pant. 'a pech uphill takes us to the canal'

What is a Poch?

Filters. (architecture, uncountable) Areas of an architectural plan or section that are filled-in, often by cross-hatching or solid black, to show wall thicknesses, floor thicknesses and all other solid areas that intersect the plane of the section cut. noun.