greatly
adverb /ˈɡreɪtli/
  /ˈɡreɪtli/
(formal)- (usually before a verb or participle) very much
- People's reaction to the film has varied greatly.
 - a greatly increased risk
 - Your help would be greatly appreciated.
 - The reports were greatly exaggerated.
 
Oxford Collocations DictionaryGreatly is used with these adjectives:- amused
 - concerned
 - dependent
 - …