abdominal vs striated muscle

abdominal and striated muscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
abdominal	Yes	Yes	No	No
striated muscle	Yes	No	No	No

As nouns, striated muscle is a hypernym of abdominal; that is, striated muscle is a word with a broader meaning than abdominal:

abdominal: the muscles of the abdomen
striated muscle: a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes

Other hypernyms of abdominal include skeletal muscle.

abdominal (noun)	striated muscle (noun)
the muscles of the abdomen	a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes

abdominal (adjective)	striated muscle (adjective)
of or relating to or near the abdomen