Portuguese has frequent spelling reforms, with over 10 reforms since 1911. The most recent one started in 2009 and had a transition period that ended in 2016.

Portuguese has frequent spelling reforms, with over 10 reforms since 1911. The most recent one started in 2009 and had a transition period that ended in 2016. https://en.wikipedia.org/wiki/Reforms_of_Portuguese_orthography#Timeline_of_spelling_reforms https://en.wikipedia.org/wiki/Reforms_of_Portuguese_orthogra...