overboard vs self-indulgent

overboard

adv
  • Over the edge; especially, off or outside of a boat. 

  • Excessively; too much. 

adj
  • Outside of a boat; in the water. 

verb
  • To throw over the edge of a boat into the water. 

self-indulgent

adj
  • Exhibiting tendencies of self-indulgence. 

How often have the words overboard and self-indulgent occurred in a corpus of books? (source: Google Ngram Viewer )