jitteriness vs jumpiness

jitteriness and jumpiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
jitteriness	Yes	No	No	No
jumpiness	Yes	No	No	No

As nouns, jitteriness and jumpiness are synonyms defined as:

jitteriness and jumpiness: the anxious feeling you have when you have the jitters

Other synonyms of jitteriness include nervousness, restiveness.

jitteriness (noun)	jumpiness (noun)
the anxious feeling you have when you have the jitters	the anxious feeling you have when you have the jitters