How many words start with MES?

10, from 5 letters up to 5. All of them are on this page.

What is the highest scoring word that start with MES?

MESHY at 13 points in Scrabble, and MESHY at 12 in Words With Friends, because the two games score the tiles differently.

MESAL, MESAS, MESEL, MESES, MESHY, MESIC, MESNE, MESON, MESSY, MESTO.

10 of them: MESAL, MESAS, MESEL, MESES, MESHY, MESIC, MESNE, MESON, MESSY, MESTO.

There are 10 of them. The highest scoring is MESHY at 13 points in Scrabble, and the set averages 8.1.

Most common words first, then the rest A to Z.

The most familiar words on this page and what they mean. Tap any word for its full entry, score and anagrams.

MESSY adjective dirty and disorderly
MESAS noun form of MESA: flat tableland with steep edges
MESIC adjective of or pertaining to a meson
MESON noun an elementary particle responsible for the forces in the atomic nucleus

Definitions from Open English WordNet, CC BY 4.0.

All of them: Word lists.