Expeditious (6)
'expeditious' is the definition.
(synonyms)
This is all the clue.
(Other definitions for prompt that I've seen before include "Cue given to a performer" , "Jog the memory" , "Immediate - supply forgotten words" , "Incite - punctual" , "Refresh the memory -- on time" .)
'expeditious' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for rapid that I've seen before include "Quick or swift" , "Fast, speedy" , "Swift, speedy" , "Electrical connector" , "Express" .)