scrutiny vs examination

scrutiny and examination both are nouns.

Word	Noun	Adjective	Verb	Adverb
scrutiny	Yes	No	No	No
examination	Yes	No	No	No

As nouns, scrutiny and examination are synonyms defined as:

scrutiny and examination: the act of examining something closely (as for mistakes)

scrutiny (noun)	examination (noun)
the act of examining something closely (as for mistakes)	the act of examining something closely (as for mistakes)
a prolonged intense look	the act of giving students or candidates a test (as by questions) to determine what they know or have learned
	a detailed inspection of your conscience (as done daily by Jesuits)
	a set of questions or exercises evaluating skill or knowledge
	formal systematic questioning