Careless speed (5)
I believe the answer is:
haste
(Other definitions for haste that I've seen before include "go at speed" , "Hurriedness" , "''More . . . . ., less speed'' (5)" , "Promptitude" , "The more of it, the less speed, it is said" .)
I believe the answer is:
haste
(Other definitions for haste that I've seen before include "go at speed" , "Hurriedness" , "''More . . . . ., less speed'' (5)" , "Promptitude" , "The more of it, the less speed, it is said" .)