sarcostyle vs myofibril

sarcostyle and myofibril both are nouns.

Word	Noun	Adjective	Verb	Adverb
sarcostyle	Yes	No	No	No
myofibril	Yes	No	No	No

As nouns, sarcostyle and myofibril are synonyms defined as:

sarcostyle and myofibril: one of many contractile filaments that make up a striated muscle fiber

Other synonyms of sarcostyle include myofibrilla.

sarcostyle (noun)	myofibril (noun)
one of many contractile filaments that make up a striated muscle fiber	one of many contractile filaments that make up a striated muscle fiber