indemnification vs placenta

indemnification

noun
  • That which indemnifies. 

  • The state of being indemnified. 

  • The act or process of indemnifying, preserving, or securing against loss, damage, or penalty. 

  • indemnity 

  • A reimbursement of loss, damage, or penalty. 

placenta

noun
  • An organ in most mammals during gestation that supplies food and oxygen to the foetus and passes back waste. It is on wall of the uterus and links to the foetus through the umbilical cord. It is expelled after birth. 

  • In flowering plants, the part of the ovary where ovules develop; in non-flowering plants where the spores develop. 

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