secret approval vs tacit consent

secret approval and tacit consent both are nouns.

Word	Noun	Adjective	Verb	Adverb
secret approval	Yes	No	No	No
tacit consent	Yes	No	No	No

As nouns, secret approval and tacit consent are synonyms defined as:

secret approval and tacit consent: (law) tacit approval of someone's wrongdoing

Other synonyms of secret approval include connivance.

secret approval (noun)	tacit consent (noun)
(law) tacit approval of someone's wrongdoing	(law) tacit approval of someone's wrongdoing