sharpener vs strickle

sharpener and strickle both are nouns.

Word	Noun	Adjective	Verb	Adverb
sharpener	Yes	No	No	No
strickle	Yes	No	Yes	No

As nouns, strickle is a hyponym of sharpener; that is, strickle is a word with a more specific, narrower meaning than sharpener:

sharpener: any implement that is used to make something (an edge or a point) sharper
strickle: an implement for sharpening scythes

Other hyponyms of sharpener include grindstone, pencil sharpener, steel, strop.

sharpener (noun)	strickle (noun)
any implement that is used to make something (an edge or a point) sharper	a tool used in a foundry to shape a mold in sand
	a tool or rod used to level off grain or other granular material that is heaped in a measure
	an implement for sharpening scythes

sharpener (verb)	strickle (verb)
	smooth with a strickle
	level off with a strickle in a measuring container