Happening (5)
'happening' is the definition.
(I've seen this in other clues)
This is all the clue.
(Other definitions for event that I've seen before include "Episode" , "Something happening" , "Affair" , "contest in programme" , "High jump, say" .)
'happening' is the definition.
('something's afoot' means 'something's happening')
This is the entire clue.
(Other definitions for afoot that I've seen before include "In the pipeline" , "in the air" , "Progressing, in operation - like Sherlock Holmes's game" , "Going on" , "Brewing" .)
'happening' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for occurrence that I've seen before include "Event" , "Happening" .)
'happening' is the definition.
('go on' can be a synonym of 'happen')
This is the entire clue.
(Other definitions for going on that I've seen before include "Continuing" , "reluctant to stop?" , "Almost" .)
'happening' is the definition.
(an incident is a happening or event)
This is the entire clue.
(Other definitions for incident that I've seen before include "Episode" , "Confrontation" , "is liable to occur" , "Falling" , "Mishap - occurrence" .)
'happening' is the definition.
('occur' can be a synonym of 'happen')
This is all the clue.