Legible

Her handwriting was so tiny it was barely legible.

I'm trying to make my handwriting more legible.

That's a squiggle, not legible handwriting.

Her handwriting is pretty and legible.

This scrawl is barely legible.

The paperwork was legible.

Tom's writing is very legible.

Tom's handwriting is very legible.

Her letter was barely legible.

Your letter was barely legible.

Despite hardly having any energy to lift a pen, she left a legible note on the paper.

You can make this program code more legible by using meaningful variable names.