use '?' for JOKER (blank)

From letters X, E, N, O, B, L, A, S, T  I made following words

9 letter words

xenoblast[18]

8 letter words

notables[10], stonable[10]

7 letter words

saltbox[16], notable[9], boatels[9], oblates[9], noblest[9], etalons[7], tolanes[7]

6 letter words

teabox[15], axones[13], exalts[13], laxest[13], sextan[13], taxols[13], extols[13], taxons[13], sexton[13], beanos[8], belons[8], nobles[8], boatel[8], lobate[8], oblate[8], ablest[8], bleats[8], stable[8], tables[8], absent[8], bloats[8], oblast[8], botels[8], batons[8], bentos[8], betons[8], anoles[6], lanose[6], etalon[6], tolane[6], latens[6], osteal[6], solate[6], atones[6], santol[6], stanol[6], talons[6], tolans[6], lentos[6], stolen[6], telson[6]

5 letter words

boxes[14], axone[12], axels[12], axles[12], laxes[12], loxes[12], axons[12], exons[12], exalt[12], latex[12], taxol[12], extol[12], taxon[12], taxes[12], texas[12], sexto[12], beano[7], belon[7], noble[7], ables[7], bales[7], blase[7], sable[7], banes[7], beans[7], nabes[7], bolas[7], boles[7], lesbo[7], lobes[7], bones[7], ebons[7], blate[7], bleat[7], table[7], blent[7], bloat[7], botel[7], baton[7], bento[7], beton[7], abets[7], baste[7], bates[7], beast[7], beats[7], betas[7], tabes[7], blast[7], blats[7], belts[7], blest[7], blets[7], bents[7], boast[7], boats[7], botas[7], sabot[7], besot[7], blots[7], bolts[7], alone[5], anole[5], elans[5], lanes[5], leans[5], aloes[5], aeons[5], loans[5], salon[5], solan[5], enols[5], lenos[5], noels[5], laten[5], leant[5], atone[5], oaten[5], notal[5], talon[5], tolan[5], tonal[5], lento[5], least[5], setal[5], slate[5], stale[5], steal[5], stela[5], taels[5], tales[5], teals[5], tesla[5], antes[5], etnas[5], nates[5], neats[5], stane[5], slant[5], stoae[5], toeas[5], altos[5], lotas[5], tolas[5], stole[5], telos[5], toles[5], santo[5], notes[5], onset[5], seton[5], steno[5], stone[5], tones[5]

4 letter words

able[6], bale[6], blae[6], bane[6], bean[6], nabe[6], bola[6], bole[6], lobe[6], bone[6], ebon[6], base[6], sabe[6], albs[6], bals[6], labs[6], slab[6], bels[6], bans[6], elan[4], lane[4], lean[4], aloe[4], olea[4], aeon[4], loan[4], enol[4], leno[4], lone[4], noel[4], ales[4], lase[4], leas[4], sale[4], seal[4]