What is the invisible line that letters sit on called?

What is the single vertical stroke in letters like L or F called?

What are the downward strokes that extend past the baseline called?

What is the taller, more grown-up version of lowercase letters called?

What is the body of the letter specifically in reference to lowercase letters called?

What are the bits of fully or partially closed spaces found in letters like O, A, and B called?

What are the decorative details that poke out from the side of a letter called?

What do serif typefaces feature that is missing in sans-serif typefaces?

What is the term for the extended stroke details in serif typefaces?

What should you continue exploring to build your typography skills over time?