Tourist or tourist?

How much tourism there is, but still the question arises how to write and say “tourist” or “tourist”. And only every professional personally knows for himself how to "correctly."

For those who would like to reinforce the opinion of all specialists with a third-party opinion, we publish the history of this issue.

... Similar examples exist in other activities. What do you say about a sailor who “sailed”, about a journalist “writing an article”, about a soldier “with an AK-74 gun”, etc ...
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www.frontdesk.ru/vetka.cgi?vetkaid=4664