jumpy vs highly strung

jumpy and highly strung both are adjectives.

Word	Noun	Adjective	Verb	Adverb
jumpy	No	Yes	No	No
highly strung	No	Yes	No	No

As adjectives, jumpy and highly strung are synonyms defined as:

Other synonyms of jumpy include edgy, high-strung, jittery, nervy, overstrung, restive, uptight.

jumpy (adjective)	highly strung (adjective)
causing or characterized by jolts and irregular movements	being in a tense state
being in a tense state