anterior vs whilom

anterior

adj
  • Coming before or earlier in time or development, prior to, preceding. 

  • Pronounced with an obstruction located in front of the palato-alveolar region of the mouth, e.g. b, p, d, t. 

  • (of a part of a flower or leaf) Situated further away from the mainstem. 

  • Nearer the forward end, especially in the front of the body; nearer the head or forepart of an animal. 

whilom

adj
  • At some time in the past; former, sometime. 

adv
  • At some time in the past; formerly, once upon a time. 

conj
  • During the same time that; while. 

  • Up to the time that; till, until. 

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