In uncountable|lang=en terms the difference between impropriety and inadmissibility
is that impropriety is (uncountable) the condition of being improper while inadmissibility is (uncountable) the state of being inadmissible.
In countable|lang=en terms the difference between impropriety and inadmissibility
is that impropriety is (countable) an improper act while inadmissibility is (countable) something inadmissible.
As nouns the difference between impropriety and inadmissibility
is that impropriety is (uncountable) the condition of being improper while inadmissibility is (uncountable) the state of being inadmissible.
impropriety
English
Noun
(uncountable) The condition of being improper.
(countable) An improper act.
Improper language.
inadmissibility
English
Noun
(uncountable) The state of being inadmissible
(countable) Something inadmissible
Antonyms
* admissibility