Intermittent (6)
'intermittent' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for fitful that I've seen before include "Restless or irregular" , "Restless or sporadic" , "Restless, unsettled" , "Spasmodic, intermittent" , "Occurring in short periods, not regularly" .)
(Other definitions for patchy that I've seen before include "Inconsistent" , "Uneven in quality; showing signs of repair" , "Often repaired" , "Irregular or uneven" , "Morose" .)
'intermittent' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for sporadic that I've seen before include "Occurring irregularly" , "Occurring infrequently" , "Picadors being scattered, here and there" , "Occurring at irregular intervals" , "Random" .)
'intermittent' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for periodic that I've seen before include "Happening at intervals" , "Cyclical" , "Intermittent" , "At fixed intervals" , "Recurring at regular intervals" .)
'intermittent' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for episodic that I've seen before include "Intermittent" , "Discursive" , "Occurring irregularly or in instalments" , "Presented in sections" , "Occurring irregularly - is copied thus" .)
(Another definition for offandon that I've seen is " Occasionally".)
'intermittent' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for off and on that I've seen before include "Now and then, stop and start" , "sometimes" , "switch positions" , "Intermittently" , "Intermittent" .)