spear vs tackle

spear and tackle both are nouns.

Word	Noun	Adjective	Verb	Adverb
spear	Yes	No	Yes	No
tackle	Yes	No	Yes	No

spear (noun)	tackle (noun)
a long pointed rod used as a tool or weapon	(American football) grasping an opposing player with the intention of stopping by throwing to the ground
an implement with a shaft and barbed point used for catching fish	(American football) a position on the line of scrimmage, typically opposite one of the offensive guards
	gear consisting of ropes etc. supporting a ship's masts and sails
	gear used in fishing
	the person who plays offensive or defensive tackle on a football team

spear (verb)	tackle (verb)
pierce with a spear	seize and throw down an opponent player, who usually carries the ball
thrust up like a spear	put a harness
	accept as a challenge