substantially

Adverb

• in a strong substantial way
  • the house was substantially built
    

• to a great extent or degree
  • I'm afraid the film was well over budget
    
  • painting the room white made it seem considerably (or substantially) larger
    
  • the house has fallen considerably in value
    
  • the price went up substantially
    

Related words

• Synonyms: 
  well , considerably