cable knitting, tube knitting, four needle knitting, knitting in the round, and a straight knit

This could be standing in a depressed area while knitting using a round knitting needle.

Whether you call them Knitting Nancys, Bizzy Lizzys, knitting mushrooms, knitting spools, corkers, peg knitters, knitting nobbys (or knitting noddys) or knitting knobbys, these knitting devices all owe their existence to the medieval lucet. The lucet is a two pronged fork with a hole in the handle.

No, knitting is a sport.

there is no hookset in knitting