Its prety simple, and it take just one week, here is how to do it.
Start by not using the words yes or no, instead replace them with words like Affirmative or Negative
Second replace short words with ones that have the same meaning but are longer, example,
Thats a good idea
With
A rather intriguing concept
And speak like that for one week while watching peoples reactions to
Plan for an inquiry on the subject hence on week!
Farewell good life forms!