How many words start with SLI?

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

What is the highest scoring word that start with SLI?

SLICK at 11 points in Scrabble, and SLICK at 13 in Words With Friends, because the two games score the tiles differently.

SLICE, SLICK, SLIDE, SLIER, SLILY, SLIME, SLIMS, SLIMY, SLING, SLINK and 6 more on this page.

16 of them: SLICE, SLICK, SLIDE, SLIER, SLILY, SLIME, SLIMS, SLIMY, SLING, SLINK and more.

There are 16 of them. The highest scoring is SLICK at 11 points in Scrabble, and the set averages 7.4.

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.

SLIDE noun a small flat rectangular piece of glass on which specimens can be mounted for microscopic study
SLICE noun a share of something
SLIPS noun form of SLIP: a socially awkward or tactless act
SLICK adjective made slick by e.g. ice or grease
SLING noun a highball with liquor and water with sugar and lemon or lime juice
SLIME noun any thick, viscous matter
SLIMS adjective form of SLIM: being of delicate or slender build
SLIMY adjective covered with or resembling slime
SLINK verb walk stealthily
SLITS noun form of SLIT: a long narrow opening

Definitions from Open English WordNet, CC BY 4.0.

All of them: Word lists.