How many words start with MAC?

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

What is the highest scoring word that start with MAC?

MACKS at 13 points in Scrabble, and MACKS at 15 in Words With Friends, because the two games score the tiles differently.

MACAW, MACED, MACER, MACES, MACHE, MACHI, MACHO, MACHS, MACKS, MACLE and 2 more on this page.

12 of them: MACAW, MACED, MACER, MACES, MACHE, MACHI, MACHO, MACHS, MACKS, MACLE and more.

There are 12 of them. The highest scoring is MACKS at 13 points in Scrabble, and the set averages 10.7.

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.

MACRO noun a single computer instruction that results in a series of instructions in machine language
MACON noun fine Burgundy wine usually white and dry
MACAW noun long-tailed brilliantly colored parrot of Central America and South America
MACER noun an official who carries a mace of office
MACES noun form of MAC: a waterproof raincoat made of rubberized fabric
MACHO noun a male exhibiting or characterized by machismo
MACKS noun form of MACK: a waterproof raincoat made of rubberized fabric

Definitions from Open English WordNet, CC BY 4.0.

All of them: Word lists.