Neat means that things are orderly. Clean means they aren't dirty.
Neat, clean and tidy in basic terms are synonyms. For the specific differences between them, see the links.
see zyxo.wordpress.com/2010/07/17/the-difference-between-segmentation-and-clustering/ for a neat explanation.
Neat .
neat clean tidy
we should wear neat and clean clothes to keep ourselves free from baccterias and diseases.
they could clean the floors
Clean Liquid Edible Aqua Neat
The rhyming word pair for "clean road" is "green toad."
A neat fleet
Always
neat and clean
clean ,neat ,organized