use '?' for JOKER (blank)

From letters C, H, E, M, O, R, E, C, E, P, T, O, R, S  I made following words

14 letter words

chemoreceptors[25]

13 letter words

chemoreceptor[24]

11 letter words

thermoscope[20], spherometer[18]

10 letter words

ectomorphs[19], crocheters[17], threescore[15], rheometers[15]

9 letter words

ectomorph[18], ecosphere[16], poechores[16], prechoose[16], screecher[16], crocheter[16], sheepcote[16], comethers[16], homeports[16], recompose[15], composter[15], rheometer[14], threesome[14], torcheres[14], smotherer[14], ectomeres[13], proteomes[13], preerects[13], respecter[13], retempers[13], temperers[13], receptors[13], prosector[13], promoters[13], orometers[11]

8 letter words

chompers[17], poechore[15], moochers[15], smoocher[15], cheepers[15], prechose[15], scorcher[15], perchers[15], comether[15], homeport[15], sheepcot[15], crochets[15], crotches[15], scrootch[15], compeers[14], comperes[14], composer[14], competes[14], compotes[14], comports[14], reechoes[13], rechoose[13], oosphere[13], cheerers[13], coherers[13], torchere[13], trochees[13], theorems[13], cheroots[13], resmooth[13], smoother[13], hoopster[13], coercers[12], creepers[12], prescore[12], emperors[12], premorse[12], ectomere[12], proteome[12], preerect[12], retemper[12], temperer[12], receptor[12], promoter[12], coerects[12], promotes[12], corrects[12], preterms[12], proctors[12], shoetree[11], orometer[10], creosote[10], proteose[10], erecters[10], reerects[10], secreter[10], erectors[10], secretor[10], restroom[10], pesterer[10], prestore[10], troopers[10]

7 letter words

chomper[16], moocher[14], cheeper[14], percher[14], cooches[14], mooches[14], pooches[14], creches[14], screech[14], merches[14], schemer[14], schmeer[14], chromes[14], scrooch[14], chromos[14], perches[14], porches[14], morphos[14], crochet[14], scootch[14], tempehs[14], compeer[13], compere[13], compose[13], compete[13], compote[13], comport[13], coempts[13], compost[13], cheerer[12], coherer[12], cheeros[12], coheres[12], echoers[12], rechose[12], chooser[12], soroche[12], hoopers[12], trochee[12], theorem[12], cheroot[12], heptose[12], etchers[12], retches[12], thermes[12], hectors[12], rochets[12], rotches[12], tochers[12], torches[12], troches[12], mothers[12], smother[12], thermos[12], cohorts[12], coercer[11], creeper[11], emperor[11], coerces[11], coopers[11], scooper[11], oosperm[11], mercers[11], rompers[11], coerect[11], premeet[11], promote[11], correct[11], preterm[11], porrect[11], proctor[11], metopes[11], cermets[11], recepts[11], respect[11], scepter[11], sheerer[10], toeshoe[10], sheeter[10], heteros[10], hooters[10], reshoot[10], sheroot[10], shooter[10], soother[10], operose[9], rescore[9], remorse[9], roomers[9], reposer[9], erecter[9], reerect[9], erector[9], remoter[9], trooper[9], secrete[9], meeters[9], remeets[9], teemers[9], emoters[9], meteors[9], remotes[9], cooters[9], scooter[9], mooters[9]