Yeah I can merge & synonymize the two unless there are objections (which I very much doubt).
Generally we prefer the plural form for the tag, so both would be rolled up into buttons. Any objections?
I went and made them synonyms.
I agree with this tag merge.
A user likely isn't going to spend any time to figure out the nuanced distinction between
the actual item produced (wireframe) and
the process of creating the item (wireframing)
If someone said "I have a question about wireframes," and then proceeded to ask you about your process for creating them, you probably wouldn't ...