If you think an "ascender" is someone who goes to Heaven eventually, you really should check out the nomenclature for fonts, which can help you describe a typeface you want to someone who might be selling it:

Anatomy of a Typeface

And here's a fairly Plain English visual glossary to help you discern between sans serif, didot, Blackface, and other types of fonts:

Distinguishing 7 different categories of typefaces

—g