wretchedness vs inferiority

wretchedness and inferiority both are nouns.

Word	Noun	Adjective	Verb	Adverb
wretchedness	Yes	No	No	No
inferiority	Yes	No	No	No

As nouns, inferiority is a hypernym of wretchedness; that is, inferiority is a word with a broader meaning than wretchedness:

Other hypernyms of wretchedness include low quality.

wretchedness (noun)	inferiority (noun)
the quality of being poor and inferior and sorry	an inferior quality
a state of ill-being due to affliction or misfortune	the quality of being a competitive disadvantage
the character of being uncomfortable and unpleasant	the state of being inferior