W: (adj) blackguardly [Related to: blackguard] (lacking principles or scruples) "the rascally rabble"; "the tyranny of a scoundrelly aristocracy" - W.M. Thackaray; "the captain was set adrift by his roguish crew"
S: (n) computer-aided design, CAD (software used in art and architecture and engineering and manufacturing to assist in precision drawing)