rigorous vs strict

rigorous and strict both are adjectives.

Word	Noun	Adjective	Verb	Adverb
rigorous	No	Yes	No	No
strict	No	Yes	No	No

As adjectives, rigorous and strict are synonyms defined as:

rigorous and strict: rigidly accurate; allowing no deviation from a standard

rigorous (adjective)	strict (adjective)
demanding strict attention to rules and procedures	characterized by strictness, severity, or restraint
rigidly accurate; allowing no deviation from a standard	severe and unremitting in making demands
	rigidly accurate; allowing no deviation from a standard
	incapable of compromise or flexibility
	(of rules) stringently enforced