How many words start with LOG?

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

What is the highest scoring word that start with LOG?

LOGGY at 10 points in Scrabble, and LOGGY at 12 in Words With Friends, because the two games score the tiles differently.

LOGAN, LOGES, LOGGY, LOGIA, LOGIC, LOGIE, LOGIN, LOGOI, LOGON, LOGOS.

10 of them: LOGAN, LOGES, LOGGY, LOGIA, LOGIC, LOGIE, LOGIN, LOGOI, LOGON, LOGOS.

There are 10 of them. The highest scoring is LOGGY at 10 points in Scrabble, and the set averages 6.6.

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.

LOGIC noun the branch of philosophy that analyzes inference
LOGOS noun form of LOGO: a company emblem or device
LOGES noun form of LOG: a segment of the trunk of a tree when stripped of branches

Definitions from Open English WordNet, CC BY 4.0.

All of them: Word lists.