Commercial :: Commercial (a.) Of or pertaining to commerce; carrying on or occupied with commerce or trade; mercantile; as, commercial advantages; commercial relations..
Commercialism :: Commercialism (n.) The commercial spirit or method.
Merciless :: Merciless (a.) Destitute of mercy; cruel; unsparing; -- said of animate beings, and also, figuratively, of things; as, a merciless tyrant; merciless waves..