Gleamed (5)
I believe the answer is:
shone
'gleamed' is the definition.
('shine' can be a synonym of 'gleam')
This is the entire clue.
(Other definitions for shone that I've seen before include "Radiated, emitted light" , "did brilliantly" , "Excelled; glowed" , "Gave off light" , "Sparkled" .)