epi- vs suppletory

epi-

prefix

  • Above, over, on 

  • In addition to 

  • Denotes an epimeric form 

suppletory

noun

  • A supplement. 

  • A source of supply. 

adj

  • Making up for deficiencies; supplementary. 

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