show up as

show someone up as something

to reveal that someone is really something (else). The investigation showed her up as a fraud. The test showed up the candidate as unqualified.

Name	Pronounced	Usage
Cuthbert	KUTH-burt	English (Rare)
Nana (3)	-	Georgian
Destiny	DES-tə-nee	English
Narelle	-	English (Australian)
Shanta	-	Hinduism, Indian, Hindi, Marathi, Nepali
Yoshiyahu	-	Biblical Hebrew