hyalin vs translucent substance

hyalin and translucent substance both are nouns.

Word	Noun	Adjective	Verb	Adverb
hyalin	Yes	No	No	No
translucent substance	Yes	No	No	No

As nouns, translucent substance is a hypernym of hyalin; that is, translucent substance is a word with a broader meaning than hyalin:

hyalin: a glassy translucent substance that occurs in hyaline cartilage or in certain skin conditions
translucent substance: a material having the property of admitting light diffusely; a partly transparent material

Other hypernyms of hyalin include transparent substance.

hyalin (noun)	translucent substance (noun)
a glassy translucent substance that occurs in hyaline cartilage or in certain skin conditions	a material having the property of admitting light diffusely; a partly transparent material