use '?' for JOKER (blank)

From letters Z, O, O, T, E, C, H, N, I, C, S  I made following words

11 letter words

zootechnics[26]

9 letter words

zecchinos[24], enzootics[19]

8 letter words

zecchino[23], zecchins[23], chintzes[21], schizont[21], cenozoic[20], entozoic[18], enzootic[18], conchies[15], technics[15], choicest[15], cohesion[13], conceits[12], coonties[10]

7 letter words

zecchin[22], zechins[20], zeniths[18], coziest[17], ozonise[15], ooziest[15], zooiest[15], conchie[14], cinches[14], choices[14], conches[14], cochins[14], cooches[14], conchos[14], technic[14], chicest[14], scootch[14], ethnics[12], sthenic[12], notches[12], technos[12], chitons[12], concise[11], conceit[11], ethions[10], histone[10], coontie[9], notices[9], section[9], cooties[9], isotone[7], toonies[7]

6 letter words

zechin[19], schizo[19], schnoz[19], chintz[19], zenith[17], ozonic[16], cozies[16], cozens[16], sozine[14], ozones[14], snooze[14], choice[13], echoic[13], cochin[13], concho[13], chicos[13], conchs[13], scooch[13], hectic[13], scotch[13], ochone[11], chines[11], inches[11], niches[11], chosen[11], chinos[11], choose[11], ethnic[11], techno[11], chiton[11], ethics[11], itches[11], stench[11], chints[11], snitch[11], cohost[11], scenic[10], sconce[10], conics[10], ethion[9], theins[9], ethnos[9], honest[9], tonish[9], soothe[9], conies[8], cosine[8], icones[8], oscine[8], noetic[8], notice[8], cootie[8], incest[8], insect[8], nicest[8], cestoi[8], centos[8], contes[8], tocsin[8], tonics[8], contos[8], nostoc[8], toonie[6], otiose[6]

5 letter words

cinch[12], chico[12], conch[12], cooch[12], chics[12], chine[10], niche[10], chino[10], chins[10], chose[10], echos[10], cohos[10], ethic[10], tench[10], notch[10], chest[10], techs[10], chits[10], stich[10], conic[9], cosec[9], secco[9], cisco[9], cocos[9], shine[8], hoise[8], hones[8], hosen[8], shone[8], shoon[8], thein[8], thine[8], heist[8], hents[8], shent[8], thens[8], hints[8], thins[8], ethos[8], shote[8], those[8], hoist[8], hoots[8], shoot[8], sooth[8], cines[7], since[7], cosie[7], cones[7], scone[7], cions[7], coins[7], icons[7], scion[7], sonic[7], coons[7], cento[7], conte[7], oncet[7], ontic[7], tonic[7], conto[7], cesti[7], cites[7], cents[7], scent[7], coset[7], cotes[7], escot[7], stoic[7], coots[7], scoot[7], eosin[5], noise[5], noose[5], inset[5], neist[5], nites[5], senti[5], stein[5], tines[5], notes[5], onset[5], seton[5], steno[5], stone[5], tones[5], snoot[5]