a detailed / true / accurate / vivid / first-hand / blow-by-blow account of

with deadly / pinpont / unerring accuracy 

factually accurate 

prove accurate 

level an accusation against smb

an unfounded / groundless / baseless accusation 

stand accused of 

long accustomed to 

achieve a feat 

a casual / mutual acquaintance 

take / call for / demand action

swing / spring / leap into action

put smth. into action

joint action

MAKE AN ACTIVITY (mistake)

a flurry of action

the principal actor