apprehension vs taking into custody

apprehension and taking into custody both are nouns.

Word	Noun	Adjective	Verb	Adverb
apprehension	Yes	No	No	No
taking into custody	Yes	No	No	No

As nouns, apprehension and taking into custody are synonyms defined as:

apprehension and taking into custody: the act of apprehending (especially apprehending a criminal)

Other synonyms of apprehension include arrest, catch, collar, pinch.

apprehension (noun)	taking into custody (noun)
the act of apprehending (especially apprehending a criminal)	the act of apprehending (especially apprehending a criminal)
the cognitive condition of someone who understands
painful expectation
fearful expectation or anticipation