aftercare vs treatment

aftercare

noun
  • The care given to a patient during recovery from an operation or after hospitalization. 

  • Tender affection and care given to a partner after a BDSM activity, usually to serve as a transition between the activity and whatever follows it. 

  • Services and support offered to a customer for the goods or service they have purchased. 

  • Childcare services tending to children after the school day. 

  • Emotional support offered by the programme makers to a person who has appeared on a stressful talk show, etc. 

treatment

noun
  • Medical care for an illness or injury. 

  • A brief, third-person, present-tense summary of a proposed film. 

  • A treatise; a formal written description or characterization of a subject. 

  • The use of a substance or process to preserve or give particular properties to something. 

  • The process or manner of treating someone or something. 

How often have the words aftercare and treatment occurred in a corpus of books? (source: Google Ngram Viewer )