The best replacement for doing is being.

The best alternatives to doing are rated as following:
★★★★★  being
★★★  during
★★  making
★★  allowing
★★  thinking
★  trying
★  managing
★  in doing so
★  not doing
★  having done
★  start to do
★  leading
★  to do
★  how are you
★  talking
  like to do
  human being
  planning
  learning
  my doing
  doing so
  saying
  learning by viewing
  avoid to do
  will have done
  knowing
  non doing
  when doing
  have done
  help to do
  stop to do
  afraid to do
  begin to do
  regretting not doing

Your alternative for doing is not listed? Suggest!
Speaking about doing, one probably shouldn't forget about doing.

Other search terms related to doing and their ratings are:
★★★★★ doing
★★ knowing
★ your
You have in mind a companion for doing and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of doing in all years. Click on graph for more.
doing
being
during