Ety suspects that a very good way to discover trends in language is Google. Equally, Facebook shows developing trends (dominated as it is by the young and comprising of around 300 million active users).
When you google definitely, you get 118,000,000 results. That’s 118 million.
When you google definately, you get 13,000,000 results. For an incorrect word, that’s a lot.
When Ety tried it on the facebook search bar, this was the result:
There must be a reason relating to the search bar. If there isn’t, the current correct spelling of definitely is on its way out…