tribunal vs judicature

tribunal and judicature both are nouns.

Word	Noun	Adjective	Verb	Adverb
tribunal	Yes	No	No	No
judicature	Yes	No	No	No

As nouns, tribunal and judicature are synonyms defined as:

tribunal and judicature: an assembly (including one or more judges) to conduct judicial business

Other synonyms of tribunal include court.

tribunal (noun)	judicature (noun)
an assembly (including one or more judges) to conduct judicial business	the act of meting out justice according to the law
	the position of judge
	the system of law courts that administer justice and constitute the judicial branch of government
	an assembly (including one or more judges) to conduct judicial business