use '?' for JOKER (blank)

From letters J, O, I, N, T, E, D, N, E, S, S, E, S  I made following words

13 letter words

jointednesses[21]

11 letter words

jointedness[19], notednesses[12]

10 letter words

donenesses[11]

9 letter words

neediness[10], seediness[10], denseness[10], snideness[10], tensioned[10], notedness[10], onenesses[9], neotenies[9], tenseness[9], essonites[9], stoniness[9]

8 letter words

enjoined[16], doneness[9], neediest[9], dentines[9], desinent[9], endnotes[9], sonneted[9], seediest[9], destines[9], stenosed[9], dissents[9], enosises[8], noesises[8], nosiness[8], tennises[8], essonite[8], tensions[8], sestines[8], stenoses[8], sonsiest[8], stenosis[8]

7 letter words

jonesed[15], jointed[15], joisted[15], jennies[14], enjoins[14], joneses[14], jennets[14], indenes[8], donnees[8], dentine[8], endnote[8], tenoned[8], intoned[8], destine[8], endites[8], dentins[8], indents[8], intends[8], denotes[8], tendons[8], densest[8], dissent[8], snidest[8], desists[8], eosines[7], oneness[7], sonnies[7], senseis[7], essoins[7], osseins[7], session[7], intense[7], tennies[7], intones[7], tension[7], sestine[7], sennets[7], sennits[7], nosiest[7], sonnets[7]

6 letter words

joined[14], djinns[14], jessed[14], jested[14], jinnee[13], enjoin[13], jesses[13], josses[13], jennet[13], jetons[13], joints[13], joists[13], indene[7], donnee[7], neoned[7], denies[7], dienes[7], seined[7], sinned[7], donees[7], donsie[7], noised[7], onside[7], dieses[7], seised[7], sensed[7], sondes[7], disses[7], dosses[7], endite[7], dentin[7], indent[7], intend[7], tinned[7], denote[7], tendon[7], nested[7], tensed[7], teinds[7], todies[7], stoned[7], steeds[7], deists[7], desist[7], tossed[7], odists[7], eosine[6], seines[6], sensei[6], enosis[6], eosins[6], essoin[6], noesis[6], noises[6], ossein[6], sonsie[6], seises[6], nesses[6], senses[6], intone[6], sennet[6], sennit[6], tennis[6], nonets[6], sonnet[6], tenons[6], tonnes[6], nitons[6], tenses[6], insets[6], steins[6], setose[6], onsets[6], setons[6], stenos[6], stones[6], tosses[6]

5 letter words

djinn[13], djins[13], jinns[12], jones[12], joins[12], jesse[12], jeton[12], diene[6], inned[6], donee[6], donne[6], denes[6], dense[6], needs[6], dines[6], nides[6], snide[6], eidos[6], nodes[6], nosed[6], sonde[6], dinos[6], seeds[6], sides[6], sends[6], sneds[6], doses[6], teind[6], tined[6], noted[6], toned[6], tondi[6], seine[5], nenes[5], nines[5], eosin[5], noise[5], neons[5], nones[5], seise[5], esnes[5], sense[5], sines[5], noses[5], sones[5], esses[5], sises[5]