different between posturing vs postering

English

posturing (plural posturings)

The assumption of an exaggerated pose or attitude.
- 1990, Clyde de L. Ryals, A World of Possibilities: Romantic Irony in Victorian Literature
  With his "hatred of what was theatrical" (1:124) he is put off by the posturings and attitudinizings of the chief actors.
The behaviour of some birds as a means of signalling etc.

posturing

poster +? -ing

postering (usually uncountable, plural posterings)

The putting up of posters.
The musician's new album was promoted with a postering campaign.
- 2006, Eran Razin, Patrick J. Smith, Metropolitan Governing: Canadian Cases, Comparative Lessons
  There were marches, parades, posterings, leafleting, speeches by the politicians in the opposition parties, filibustering in the legislature, threats of legal challenges by all the cities and by citizens, and referendums in each of the six cities.

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