Template:Sup/doc

Superscripts text, i.e.
 * produces: Text to be superscripted

This template is listed at Subst as a good candidate for substituting (i.e. ). On a page that uses the template many times, however, this is likely to clutter and lengthen the page significantly.

Text can also be superscripted simply by using the and tags, so that:
 * also produces: Text to be superscripted