Busy (6)
'busy' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for on the go that I've seen before include "Very active (colloq.)" , "Ever busy" , "Busy and active" , "Active and energetic" , "Always busy" .)
'busy' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for occupied that I've seen before include "tied up" , "Seized and controlled by military invasion" , "Lived in" , "Inhabited or engaged" , "Busy or inhabited" .)
'busy' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for active that I've seen before include "Not extinct (of volcano)" , "Not passive" , "Lively, working away" , "erupting periodically" , "(Of mind) alert, lively" .)
'busy' is the definition.
(I know that busy can be written as occupy)
This is all the clue.
(Other definitions for occupy that I've seen before include "Employ" , "Be present in" , "Fill up; hold (a position)" , "Give cursory look over" , "Interest" .)
'busy' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for hectic that I've seen before include "'Excited, flustered or rushed (6)'" , "Frantically active" , "'Extremely busy, rushed (6)'" , "Marked by intense activity" , "in a rush" .)
(Other definitions for tiedup that I've seen before include "Is busy" , "wrapped a present" .)
'busy' is the definition.
(I know that busy can be written as engaged)
This is the entire clue.
(Other definitions for engaged that I've seen before include "Affianced" , "Promised in marriage" , "Held" , "Fully committed - to get married?" , "Busy - fiancee" .)