netminder vs goaltender

netminder and goaltender both are nouns.

Word	Noun	Adjective	Verb	Adverb
netminder	Yes	No	No	No
goaltender	Yes	No	No	No

As nouns, netminder and goaltender are synonyms defined as:

netminder and goaltender: the soccer or hockey player assigned to protect the goal

Other synonyms of netminder include goalie, goalkeeper, netkeeper.

netminder (noun)	goaltender (noun)
the soccer or hockey player assigned to protect the goal	the defensive position on an ice hockey or soccer or lacrosse team who stands in front of the goal and tries to prevent opposing players from scoring
	the soccer or hockey player assigned to protect the goal