The letters in COUNCIL make 39 words of two letters or more. The longest is COUNCIL at 7 letters, and the highest-scoring is COUNCIL at 11 points.
No other single word uses all 7 letters of COUNCIL. COUNCIL has 7 letters: 3 vowels and 4 consonants, worth 11 points before any board bonuses.
7-letter words 1
6-letter words 2
clonic10uncoil8
5-letter words 5
colic9colin7conic9nicol7oculi7
4-letter words 14
cion6clon6coil6coin6coli6coni6icon6lino4lion4loci6loin4noil4unci6unco6
3-letter words 8
col5con5ion3lin3nil3oil3oui3uni3
2-letter words 9
in2li2ln2lo2no2nu2oi2on2un2
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.