termless vs unendly

termless

adj
  • Not terminating; having no end, limit, or boundary 

  • inexpressible; indescribable 

unendly

adj
  • Having no end; infinite; endless; unending. 

adv
  • In an unendly or infinite manner; infinitely; unendingly. 

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