dysphasia vs disablement

dysphasia and disablement both are nouns.

Word	Noun	Adjective	Verb	Adverb
dysphasia	Yes	No	No	No
disablement	Yes	No	No	No

As nouns, disablement is a hypernym of dysphasia; that is, disablement is a word with a broader meaning than dysphasia:

dysphasia: an impairment of language (especially speech production) that is usually due to brain damage
disablement: the condition of being unable to perform as a consequence of physical or mental unfitness

Other hypernyms of dysphasia include disability, handicap, impairment.

dysphasia (noun)	disablement (noun)
an impairment of language (especially speech production) that is usually due to brain damage	the condition of being unable to perform as a consequence of physical or mental unfitness