use '?' for JOKER (blank)

From letters S, A, B, O, T, E, U, R, S  I made following words

9 letter words

abortuses[11], saboteurs[11]

8 letter words

boasters[10], sorbates[10], saboteur[10], abstruse[10], robustas[10], ossature[8]

7 letter words

boaster[9], boaters[9], borates[9], rebatos[9], sorbate[9], basters[9], breasts[9], sorbets[9], strobes[9], abusers[9], rubasse[9], surbase[9], bourses[9], arbutes[9], bursate[9], abortus[9], robusta[9], rubatos[9], tabours[9], obtuser[9], busters[9], osetras[7], ossetra[7], arouses[7], estrous[7], oestrus[7], ousters[7], sourest[7], souters[7], stoures[7], tussore[7]

6 letter words

boreas[8], sabers[8], sabres[8], broses[8], sobers[8], boater[8], borate[8], rebato[8], barest[8], baster[8], breast[8], tabers[8], aborts[8], boarts[8], tabors[8], sorbet[8], strobe[8], basest[8], basset[8], bastes[8], beasts[8], boasts[8], sabots[8], besots[8], abuser[8], bursae[8], bourse[8], abuses[8], subsea[8], bouses[8], bursas[8], burses[8], subers[8], arbute[8], rubato[8], tabour[8], beauts[8], buteos[8], obtuse[8], brutes[8], burets[8], buster[8], rebuts[8], tubers[8], robust[8], turbos[8], subset[8], bursts[8], serosa[6], oaters[6], orates[6], osetra[6], assert[6], asters[6], stares[6], assort[6], roasts[6], rosets[6], sorest[6], stores[6], torses[6], tosser[6], tsores[6], arouse[6], assure[6], urases[6], rouses[6], serous[6], urates[6], ouster[6], outers[6], routes[6], souter[6], stoure[6], sautes[6], setous[6], touses[6], sutras[6], tarsus[6], tussar[6], estrus[6], russet[6], surest[6], tusser[6], rousts[6], stours[6], tussor[6]

5 letter words

bares[7], baser[7], bears[7], braes[7], saber[7], sabre[7], boars[7], boras[7], bores[7], brose[7], robes[7], sober[7], bases[7], sabes[7], basso[7], sobas[7], brass[7], sorbs[7], taber[7], abort[7], boart[7], tabor[7], abets[7], baste[7], bates[7], beast[7], beats[7], betas[7], tabes[7], boast[7], boats[7], botas[7], sabot[7], besot[7], brats[7], borts[7], basts[7], stabs[7], arose[5], oases[5], arses[5], rases[5], sears[5], saros[5], soars[5], soras[5], roses[5], sores[5], oater[5], orate[5], stoae[5], toeas[5], aster[5], rates[5], resat[5], stare[5], tares[5], tears[5], ratos[5], roast[5], rotas[5], sorta[5], taros[5], toras[5], roset[5], rotes[5], store[5], tores[5], torse[5], asset[5], easts[5], sates[5], seats[5], tasse[5]