tibialis muscle vs musculus tibialis

tibialis muscle and musculus tibialis both are nouns.

Word	Noun	Adjective	Verb	Adverb
tibialis muscle	Yes	No	No	No
musculus tibialis	Yes	No	No	No

As nouns, tibialis muscle and musculus tibialis are synonyms defined as:

tibialis muscle and musculus tibialis: either of two skeletal muscle in each leg arising from the tibia; provides for movement of the foot

Other synonyms of tibialis muscle include tibialis.

tibialis muscle (noun)	musculus tibialis (noun)
either of two skeletal muscle in each leg arising from the tibia; provides for movement of the foot	either of two skeletal muscle in each leg arising from the tibia; provides for movement of the foot