Pretence or Pretense?
Exemple : ‘’I carried on under the pretence that I was helping.’’
The spelling of the word "pretence" varies depending on whether you are using British or American English. The spelling with a "c" is used in British as well as Australian and Canadian English.
Exemple : ‘’He dropped the pretense that he liked me.’’
The spelling with an "s" in place of the "c" is used in the American English version.