convenient vs untimely

convenient

adj
  • Suspicious due to suiting someone's purposes very well. 

  • Serving to reduce a difficulty, or accessible with minimum difficulty; expedient. 

untimely

adj
  • At an inopportune time. 

  • Early; premature. 

adv
  • Prematurely. 

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