use '?' for JOKER (blank)

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

13 letter words

jitterinesses[20]

11 letter words

jitteriness[18], jettinesses[18], enteritises[11], tritenesses[11]

10 letter words

serenities[10], entireties[10], eternities[10]

9 letter words

jettiness[16], eternises[9], sneeriest[9], sensitise[9], terseness[9], insisters[9], teentsier[9], enteritis[9], interties[9], retinites[9], teensiest[9], tensities[9], insetters[9], interests[9], sternites[9], triteness[9], testiness[9], tressiest[9]

8 letter words

eeriness[8], eserines[8], eternise[8], teensier[8], niteries[8], sienites[8], serenest[8], sentries[8], insister[8], sinister[8], sestines[8], intertie[8], retinite[8], teeniest[8], entities[8], insetter[8], interest[8], sternite[8], trientes[8], nitrites[8], sternest[8], stinters[8]

7 letter words

jesters[14], jettier[14], jetties[14], jitters[14], trijets[14], eserine[7], serenes[7], seiners[7], sereins[7], serines[7], senseis[7], seisins[7], seeress[7], seisers[7], sissier[7], teenier[7], niterie[7], sienite[7], eeriest[7], entrees[7], retenes[7], teeners[7], entires[7], entries[7], retines[7], trienes[7], sestine[7], resites[7], nesters[7], renests[7], resents[7], estrins[7], inserts[7], sinters[7], insists[7], tresses[7], resists[7], sisters[7], nettier[7], tentier[7], nitrite[7], nittier[7], tiniest[7], teeters[7], testier[7], netters[7], tenters[7], retints[7], stinter[7], tinters[7], settees[7], testees[7], tensest[7], retests[7], setters[7], streets[7], tersest[7], testers[7], sitters[7], sestets[7], tsetses[7]

6 letter words

jesses[13], jester[13], jitter[13], trijet[13], reseen[6], serene[6], nereis[6], seiner[6], serein[6], serine[6], seines[6], sensei[6], niseis[6], seisin[6], resees[6], seiser[6], series[6], sirees[6], irises[6], sneers[6], resins[6], rinses[6], serins[6], sirens[6], seises[6], isseis[6], nesses[6], senses[6], entree[6], eterne[6], retene[6], teener[6], entire[6], retine[6], triene[6], tinier[6], seniti[6], resite[6], reties[6], enters[6], nester[6], renest[6], rentes[6], resent[6], tenser[6], ternes[6], treens[6], estrin[6], inerts[6], insert[6], inters[6], niters[6], nitres[6], sinter[6], triens[6], trines[6], tenses[6], insets[6], steins[6], insist[6], esters[6], reests[6], resets[6], serest[6], steers[6], steres[6], resist[6], resits[6], sister[6], sterns[6], stress[6], tentie[6], teeter[6], terete[6], netter[6], tenter[6], retint[6], tinter[6], settee[6], testee[6], tenets[6], sitten[6], retest[6], setter[6], street[6], tester[6], sitter[6], tetris[6], titers[6], titres[6], triste[6]