thoroughly thoroughly /ˈθɝːoʊli/

adverb

1. () In an exhaustive manner  ( exhaustively , thoroughly )
   in an exhaustive manner
    We searched the files thoroughly
   we searched the files thoroughly
   
2. () Completely and absolutely (good' is sometimes used informally for thoroughly')  ( soundly , good , thoroughly )
   completely and absolutely (good' is sometimes used informally for thoroughly')
    He was soundly defeated
   he was soundly defeated
    We beat him good
   we beat him good