diary vs timetable

diary

noun
  • A personal organizer or appointment diary. 

  • A daily log of experiences, especially those of the writer. 

verb
  • To keep a diary or journal. 

timetable

noun
  • A schedule of arrivals and departures published in book or booklet form, or as a pamphlet, and available to travellers, either free or for a charge. 

  • a tabular schedule of events with the times at which they occur, especially times of arrivals and departures 

verb
  • To arrange a specific time for (an event, a class, etc). 

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