The letters in OPPOSED make 59 words of two letters or more. The longest is OPPOSED at 7 letters, and the highest-scoring is OPPOSED at 12 points.
No other single word uses all 7 letters of OPPOSED. OPPOSED has 7 letters: 3 vowels and 4 consonants, worth 12 points before any board bonuses.
7-letter words 1
6-letter words 3
5-letter words 8
dopes8pepos9poods8pooed8poops9popes9posed8spode8
4-letter words 19
does5dope7dose5epos6odes5oops6oped7opes6peds7pepo8peps8peso6pods7pood7poos6pope8pops8pose6sped7
3-letter words 16
doe4dos4ode4ods4oes3ope5ops5ose3ped6pep7pes5pod6poe5pop7sod4sop5
2-letter words 12
de3do3ed3es2od3oe2oo2op4os2pe4ps4so2
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.