dismissal vs judicial decision

dismissal and judicial decision both are nouns.

Word	Noun	Adjective	Verb	Adverb
dismissal	Yes	No	No	No
judicial decision	Yes	No	No	No

As nouns, judicial decision is a hypernym of dismissal; that is, judicial decision is a word with a broader meaning than dismissal:

dismissal: a judgment disposing of the matter without a trial
judicial decision: (law) the determination by a court of competent jurisdiction on matters submitted to it

Other hypernyms of dismissal include judgement, judgment.

dismissal (noun)	judicial decision (noun)
the termination of someone's employment (leaving them free to depart)	(law) the determination by a court of competent jurisdiction on matters submitted to it
a judgment disposing of the matter without a trial
official notice that you have been fired from your job
permission to go; the sending away of someone