To make a fuss (4)
'a fuss' is the definition.
(I've seen this before)
'to make' is the wordplay.
'make' becomes 'do' (do can mean to make or prepare).
'to'+'do'='TO-DO'
(Other definitions for to-do that I've seen before include "Quarrel" , "Fuss or commotion" , "Kerfuffle" , "Flap" , "Fuss and bother" .)
'a fuss' is the definition.
(I've seen this in other clues)
'to make' is the wordplay.
'make' becomes 'do' (do can mean to make or prepare).
'to'+'do'='TODO'
(Other definitions for todo that I've seen before include "disturbance" , "List that plans" .)