How many words start with WAI?

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

What is the highest scoring word that start with WAI?

WAIFS at 11 points in Scrabble, and WAIVE at 12 in Words With Friends, because the two games score the tiles differently.

WAIDE, WAIFS, WAIFT, WAILS, WAINS, WAIRS, WAIST, WAITE, WAITS, WAIVE.

10 of them: WAIDE, WAIFS, WAIFT, WAILS, WAINS, WAIRS, WAIST, WAITE, WAITS, WAIVE.

There are 10 of them. The highest scoring is WAIFS at 11 points in Scrabble, and the set averages 9.0.

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.

WAIST noun the narrowing of the body between the ribs and hips
WAITS verb form of WAIT: stay in one place and anticipate or expect something
WAIVE verb do without or cease to hold or adhere to
WAIFS noun form of WAIF: a homeless child especially one forsaken or orphaned
WAILS verb form of WAIL: emit long loud cries
WAINS noun form of WAIN: large open farm wagon

Definitions from Open English WordNet, CC BY 4.0.

All of them: Word lists.