The letters in LIBRARY make 54 words of two letters or more. The longest is LIBRARY at 7 letters, and the highest-scoring is LIBRARY at 12 points.
No other single word uses all 7 letters of LIBRARY. LIBRARY has 7 letters: 2 vowels and 5 consonants, worth 12 points before any board bonuses.
7-letter words 1
6-letter words 1
briary11
5-letter words 5
bialy10brail7briar7libra7riyal8
4-letter words 17
ably9abri6airy7aril4aryl7bail6birl6birr6bray9byrl9lair4lari4liar4lira4rail4rial4yirr7
3-letter words 19
aby8ail3air3alb5arb5bal5bar5bay8bra5brr5lab5lar3lay6lib5ray6ria3rib5rya6yar6
2-letter words 11
ab4ai2al2ar2ay5ba4bi4by7la2li2ya5
Words are from our open word list and include some game-only words. Rude words are left out of this page; the unscrambler shows every valid word, lets you add blank tiles and filter by length.