As nouns the difference between inferiority and deteriority
is that inferiority is the quality or state of being inferior while deteriority is worse state or quality; inferiority.
inferiority
English
Alternative forms
* inferiourity (qualifier)
Noun
(inferiorities)
The quality or state of being inferior.
An inferior quality.
The quality of being a competitive disadvantage.
Antonyms
* superiority
deteriority
English
Noun
(
-)
Worse state or quality; inferiority.
- The deteriority of the diet. — Ray.
(
Webster 1913)