The letters in PLAUSIBLE make 257 words of two letters or more. The longest is PLAUSIBLE at 9 letters, and the highest-scoring is PLAUSIBLE at 13 points.
No other single word uses all 9 letters of PLAUSIBLE. PLAUSIBLE has 9 letters: 4 vowels and 5 consonants, worth 13 points before any board bonuses.
9-letter words 1
8-letter words 1
lapsible12
7-letter words 4
ballies9bullies9pilules9pliable11
6-letter words 18
5-letter words 64
abies7ables7abuse7aisle5baels7bails7bales7balls7basil7beaus7bells7biles7bills7blase7blips9blues7bulla7bulls7ileal5ileus5label7lapel7lapis7lapse7leaps7libel7lieus5lisle5lubes7pails7paise7pales7palls7pause7peals7pebas9pibal9pilau7pilea7piles7pills7pilus7pleas7plebs9plies7pubis9pulas7pules7pulis7pulls7pulse7sable7salep7sepal7sepia7slipe7spail7spale7spall7speil7spell7spiel7spile7spill7
4-letter words 90
able6ails4albs6ales4alls4alps6apes6apse6bael6bail6bale6ball6bals6baps8base6beau6bell6bels6bias6bile6bill6bise6blae6blip8blue6bull6ells4ilea4ills4isba6isle4labs6laps6lase4leal4leap6leas4leis4libs6lies4lieu4lips6lisp6lube6lues4pail6pale6pall6pals6pase6peal6peas6peba8pial6pias6pies6pile6pill6plea6pleb8plie6plus6psia6pubs8pula6pule6puli6pull6puls6sabe6sail4sale4sall4salp6saul4seal4sell4sial4sill4sipe6slab6slap6slip6slub6slue4spae6spue6suba6supe6upas6
3-letter words 58
abs5ail3ais3alb5ale3all3alp5als3ape5asp5bal5bap7bas5bel5bis5bus5eau3ell3els3ill3lab5lap5las3lea3lei3leu3lib5lie3lip5lis3pal5pas5pea5pes5pia5pie5pis5piu5psi5pub7pul5pus5sab5sae3sal3sap5sau3sea3sei3sel3sib5sip5spa5sub5sue3sup5ups5use3
2-letter words 21
ab4ae2ai2al2as2ba4be4bi4el2es2is2la2li2ls2pa4pe4pi4ps4si2up4us2
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.