snowboarder vs skidder

snowboarder and skidder both are nouns.

Word	Noun	Adjective	Verb	Adverb
snowboarder	Yes	No	No	No
skidder	Yes	No	No	No

As nouns, skidder is a hypernym of snowboarder; that is, skidder is a word with a broader meaning than snowboarder:

snowboarder: someone who slides down snow-covered slopes while standing on a snowboard
skidder: a person who slips or slides because of loss of traction

Other hypernyms of snowboarder include slider, slipper.

snowboarder (noun)	skidder (noun)
someone who slides down snow-covered slopes while standing on a snowboard	a tractor used to haul logs over rough terrain
	a worker who uses a skid to move logs
	a person who slips or slides because of loss of traction