leg bone vs shin

leg bone and shin both are nouns.

Word	Noun	Adjective	Verb	Adverb
leg bone	Yes	No	No	No
shin	Yes	No	Yes	No

As nouns, shin is a hyponym of leg bone; that is, shin is a word with a more specific, narrower meaning than leg bone:

leg bone: a bone of the leg
shin: the inner and thicker of the two bones of the human leg between the knee and ankle

Other hyponyms of leg bone include femoris, femur, thighbone, calf bone, fibula, shin bone, shinbone, tibia.

leg bone (noun)	shin (noun)
a bone of the leg	the inner and thicker of the two bones of the human leg between the knee and ankle
	the front part of the human leg between the knee and the ankle
	the 22nd letter of the Hebrew alphabet
	a cut of meat from the lower part of the leg

leg bone (verb)	shin (verb)
	climb awkwardly, as if by scrambling