Ignited (5)
'ignited' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for lit that I've seen before include "Enlightened" , "Illuminated" , "landed here" , "Settled" , "Set fire to" .)
(Other definitions for fired that I've seen before include "Dismissed; set off" , "Dismissed or ignited" , "Encouraged" , "Stimulated; dismissed" , "Set ablaze" .)