inferiority vs unfavorable position

inferiority and unfavorable position both are nouns.

Word	Noun	Adjective	Verb	Adverb
inferiority	Yes	No	No	No
unfavorable position	Yes	No	No	No

As nouns, inferiority and unfavorable position are synonyms defined as:

inferiority and unfavorable position: the quality of being a competitive disadvantage

inferiority (noun)	unfavorable position (noun)
an inferior quality	the quality of being a competitive disadvantage
the quality of being a competitive disadvantage
the state of being inferior