The problems are far more 'deep-seated' [='deep-rooted'] than we thought.
She has a 'deep-seated' fear of flying.
(..) the results of a scientific study. Boston Consulting conducted work groups on what the French want. The idea was to get at their deep-seated desires... Come in, honey. Meet those who love you. From now on Cecilia will once again be my adviser. Go on... (..)2016 Me Before You