I would like to propose a new synonym: codegolf. It should be merged with code-golf to avoid confusion errors.
I'm not allowed to create this by myself because the difference is the dash only, so I raise it on Meta. I'm not sure if this is the right place to propose for tags.
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instead. Requesting the creation of a useless tag simply because "Some people are lazy" is unreasonable. \$\endgroup\$