The letters in CONTENTS make 114 words of two letters or more. The longest is CONTENTS at 8 letters, and the highest-scoring is CONTENTS at 10 points.
No other single word uses all 8 letters of CONTENTS. CONTENTS has 8 letters: 2 vowels and 6 consonants, worth 10 points before any board bonuses.
8-letter words 1
7-letter words 3
6-letter words 11
centos8contes8nocent8nonces8nonets6octets8sonnet6tennos6tenons6teston6tonnes6
5-letter words 29
cento7cents7cones7conns7conte7coset7coste7cotes7escot7neons5netts5nonce7nones5nonet5notes5octet7onset5scent7scone7seton5steno5stent5stone5tenno5tenon5tents5tones5tonne5totes5
4-letter words 35
cent6cone6conn6cons6cost6cote6cots6eons4neon4nest4nets4nett4noes4none4nose4note4once6ones4scot6sect6sent4sett4snot4sone4stet4tens4tent4test4tets4toes4tone4tons4tost4tote4tots4
3-letter words 23
con5cos5cot5ens3eon3net3non3nos3not3oes3one3ons3ose3sec5sen3set3son3sot3ten3tet3toe3ton3tot3
2-letter words 12
cs4en2es2et2ne2no2oe2on2os2so2to2ts2
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.