run around vs frisk

run around is not a noun while frisk is a noun.

Word	Noun	Adjective	Verb	Adverb
run around	No	No	Yes	No
frisk	Yes	No	Yes	No

As verbs, run around and frisk are synonyms defined as:

Other synonyms of run around include cavort, disport, frolic, gambol, lark, lark about, rollick, romp, skylark, sport.

run around (noun)	frisk (noun)
	the act of searching someone for concealed weapons or illegal drugs

run around (verb)	frisk (verb)
play boisterously	search as for concealed weapons by running the hands rapidly over the clothing and through the pockets
	play boisterously