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This word became common not more than 10 years ago; I think it's worth to be mentioned. Nikolas Tales (talk) 23:05, 14 December 2014 (UTC)Reply[reply]

I don't understand what you mean. The preposition per has been in English for over 600 years.--Brett (talk) 07:01, 15 December 2014 (UTC)Reply[reply]