Impeded (8)
'impeded' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for hampered that I've seen before include "Impeded" , "Frustrated" , "Obstructed; handicapped" , "Hindered, cramped" , "Prevented free movement, restricted" .)
'impeded' is the definition.
('hinder' can be a synonym of 'impede')
This is the entire clue.
(Other definitions for hindered that I've seen before include "Hampered, obstructed" , "Obstructed and got in the way" , "Impeded" , "Kept back by delaying progress" , "Kept back, hampered" .)