There are 75 words hidden in the letters of CLOSED, from 12 two-letter words up to CLOSED (6 letters). For points, CLOSED is best at 9.
No other single word uses all 6 letters of CLOSED. CLOSED has 6 letters: 2 vowels and 4 consonants, worth 9 points before any board bonuses.
6-letter words 1
5-letter words 14
clods8close7codes8coeds8colds8coled8coles7decos8dolce8doles6lodes6scold8socle7soled6
4-letter words 26
cels6clod7clos6code7cods7coed7cold7cole6cols6deco7dels5docs7does5dole5dols5dose5elds5lode5lose4odes5olds5oles4sled5sloe4sold5sole4
3-letter words 22
cel5cod6col5cos5del4doc6doe4dol4dos4eld4els3led4ode4ods4oes3old4ole3ose3sec5sel3sod4sol3
2-letter words 12
cs4de3do3ed3el2es2lo2ls2od3oe2os2so2
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.