op. vs task

op.

noun
  • Operative. 

  • Opportunity. 

  • Opus. 

  • Operation. 

  • Operator. 

  • A detective. 

  • An operator's license, usually ops 

task

noun
  • An objective. 

  • Any piece of work done. 

  • A difficult or tedious undertaking. 

  • A process or execution of a program. 

  • A piece of work done as part of one’s duties. 

verb
  • To charge, as with a fault. 

  • To assign a task to, or impose a task on. 

  • To oppress with severe or excessive burdens; to tax 

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