restiveness vs skittishness

restiveness and skittishness both are nouns.

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

As nouns, restiveness and skittishness are synonyms defined as:

restiveness and skittishness: characterized by nervousness and quickness to take fright

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