restiveness vs intractableness

restiveness and intractableness both are nouns.

Word	Noun	Adjective	Verb	Adverb
restiveness	Yes	No	No	No
intractableness	Yes	No	No	No

As nouns, intractableness is a hypernym of restiveness; that is, intractableness is a word with a broader meaning than restiveness:

Other hypernyms of restiveness include intractability.

restiveness (noun)	intractableness (noun)
characterized by nervousness and quickness to take fright	the trait of being hard to influence or control
The characteristic of being resistant of control, stubborn.
the anxious feeling you have when you have the jitters