ataxia vs dyssynergia

ataxia and dyssynergia both are nouns.

Word	Noun	Adjective	Verb	Adverb
ataxia	Yes	No	No	No
dyssynergia	Yes	No	No	No

As nouns, ataxia and dyssynergia are synonyms defined as:

ataxia and dyssynergia: inability to coordinate voluntary muscle movements; unsteady movements and staggering gait

Other synonyms of ataxia include ataxy, motor ataxia.

ataxia (noun)	dyssynergia (noun)
inability to coordinate voluntary muscle movements; unsteady movements and staggering gait	inability to coordinate voluntary muscle movements; unsteady movements and staggering gait