bound morpheme vs bound form

bound morpheme and bound form both are nouns.

Word	Noun	Adjective	Verb	Adverb
bound morpheme	Yes	No	No	No
bound form	Yes	No	No	No

As nouns, bound morpheme and bound form are synonyms defined as:

bound morpheme and bound form: a morpheme that occurs only as part of a larger construction; eg an -s at the end of plural nouns

bound morpheme (noun)	bound form (noun)
a morpheme that occurs only as part of a larger construction; eg an -s at the end of plural nouns	a morpheme that occurs only as part of a larger construction; eg an -s at the end of plural nouns