terrorist act vs face recognition

terrorist act and face recognition both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist act	Yes	No	No	No
face recognition	Yes	No	No	No

terrorist act (noun)	face recognition (noun)
the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear	the visual perception of familiar faces
	biometric identification by scanning a person's face and matching it against a library of known faces