3 letters:
ori, ory

4 letters:
cory, dori, dory, gori, gory, hori, jory, kory, lori, lory, mori, mory, rory, tori, tory

5 letters:
acore, aor e, atory, borey, borie, chori, chory, corey, corie, corre, corry, coury, cuore, dorey, dorie, ecori, fiore, fiori, flori, flory, forie, forry, frory, fuori, gauri, glori, glory, gorey, gorry, haury, hoary, horry, inori, irori, jorie, kaori, kauri, kaury, kgori, koeri, korey, korry, lauri, laury, lawry, lorey, lorie, lorri, lorry, mauri, maury, morey, morie, morry, mowry, norie, norry, nouri, omori, or he, raury, roary, rorie, saury, shory, sorey, story, tauri, torey, torie, torii, torry, towry, warri, warry

6 letters:
-atory, -chory, aghori, ainori, amauri, amaury, aomori, aporie, arbore, astore, attore, aurore, basore, bufori, calori, calory, coorie, corrie, decore, delore, detore, dorrie, ephori, ettore, florey, florry, forrey, for he, glorie, hitori, hodori, kamori, komori, lahori, laurey, laurie, lawrie, lepore, lorrie, lowrie, mahori, malory, maurie, midori, morrey, morrie, mowrey, nagore, nanori, nigori, nobori, norrie, o'mori, pecore, priore, priori, pumori, pylori, quarry, recore, rewari, satori, scorey, scorie, sedore, shorey, snorri, sonore, storey, storie, tamori, torrey, torrie, uncore, valori, warrie, war he, zagori

7 letters:
amatory, apriori, aratory, awamori, chhorii, chidori, chikory, cichory, defiore, dettore, difiore, door he, dottore, elinore, exutory, fattore, florrie, forbore, gregori, grigori, hattori, inscore, jeogori, kachori, kumouri, latorre, liguori, liquori, mcclory, mccorry, mccrory, mcglory, mcgrory, mclaury, mcrorie, mokkori, more he, moriori, olitory, omamori, oratory, pansori, pittore, pomorie, procore, randori, rettore, santore, sartori, savoury, settore, shibori, signori, signory, suntory, taraori, tempore

8 letters:
a-priori, abditory, additory, adjutory, alatorre, aleatory, allegory, auditory, balamory, belfiore, bibitory, caracore, catagory, category, cenatory, centaury, citatory, compaore, cubatory, deletory, dilatory, disglory, donatory, eleonore, emissory, euphorie, feretory, feudtory, filatory, fortiori, fujimori, fumatory, fumitory, gyratory, herstory, histrory, juratory, kalloori, kumadori, lavatory, libatory, maggiore, mccrorey, meritory, migliore, migliori, minatory, miyamori, montuori, moratory, motonori, natatory, negatory, nidatory, nugatory, oblatory, oshibori, outlawry, paratore, paritory, pesatori, petitory, plethory, polidori, polypori, punitory, rogatory, rotatory, sanatory, sedatory, sekitori, senatore, sitecore, sudatory, sumotori, swore he, tandoori, trattore, tunecore, vanacore, vanstory, vidaurri, vomitory, yakitori, yasunori, yesstory, zoochory

9 letters:
adulatory, allegorie, antistory, assertory, backstory, buonocore, cantatory, categorie, cellepore, clerstory, collutory, conditory, crematory, crinatory, crinitory, culpatory, damnatory, decretory, defiatory, delatorre, delpriore, depletory, desultory, deviatory, dimissory, direttore, dormitory, emanatory, emulatory, epilatory, excretory, expiatory, expletory, exsputory, feodatory, feudatory, ford gt40, gestatory, goatwhore, gradatory, gustatory, hortatory, hunkydory, inferiore, inventory, john dory, kategorie, koinobori, laudatory, libratory, maheswari, man-whore, mandatory, manditory, mediatory, metrorrey, migratory, millepore, mondadori, monoamory, mundatory, mussoorie, narratory, offertory, old glory, operatory, overstory, ovulatory, palpatory, pargetory, pellinore, pellitory, pescatore, philatory, phonatory, phosphori, pingitore, piscatory, placatory, placitory, polyzoary, precatory, predatory, prefatory, probatory, proditory, pulsatory, purgatory, radiatore, radiatori, raspatory, raukokore, repertory, repletory, reptatory, ruwenzori, saltatory, salvatore, salvatori, salvatory, secretory, sensitory, serratore, shiritori, signatory, sob story, statutory, superiore, territory, tessitore, tornatore, toshiyori, vainglory, vallatory, videocore, vincitore

10 letters:
abjuratory, absolutory, accusatory, adjuratory, admonitory, advocatory, allenatore, ambagitory, ambulatory, amendatory, aspiratory, balneatory, bensenyore, blindstory, blue story, bonsignore, cacciatore, calciatore, clearstory, clerestory, coimbatore, completory, copulatory, cunctatory, defamatory, delegatory, delsignore, demon core, depilatory, depository, depuratory, derogatory, desolatory, divinatory, emendatory, evacuatory, excitatory, excusatory, execratory, exhibitory, expiratory, expository, faldistory, fumigatory, good story, grallatory, habilatory, hesitatory, hikikomori, hunky-dory, imperatore, imperatory, indicatory, indilatory, inhibitory, initiatory, inspirtory, invitatory, invocatory, involutory, irritatory, jaculatory, joculatory, judicatory, kabutowari, kujiratori, laboratory, lavoratore, lead story, liberatore, liberatory, life story, love story, maculatory, millefiori, mitigatory, modulatory, montefiore, montessori, multistory, news story, nyotaimori, obligatory, osculatory, over-story, palliatory, photostory, plauditory, prehistory, promontory, refutatory, regulatory, rehibitory, reparatory, repository, requietory, resolutory, revelatory, revocatory, salutatory, scintilore, scortatory, separatory, shackatory, sibilatory, simulatory, somniatory, spoliatory, star-glory, stillatory, subsultory, suppletory, transitory, understory, undulatory, user story, usurpatory, vesicatory

11 letters:
absolvatory, absolvitory, acclamatory, adhortatory, affirmatory, airbus a340, anovulatory, aplanospore, appellatory, applicatory, apprecatory, approbatory, assentatory, associatory, auxiliatory, blairgowrie, buccinatory, calcinatory, calculatory, castigatory, celebratory, cementatory, chrismatory, circulatory, coagulatory, combinatory, comminatory, condolatory, consolatory, cosignatory, cottagecore, counterbore, criminatory, declamatory, declaratory, declinatory, deglutitory, dehortatory, delineatory, denigratory, depredatory, depurgatory, designatory, dirty story, discubitory, disegnatore, duplicatory, edificatory, ejaculatory, elaboratory, eliminatory, elucidatory, exclamatory, exculpatory, exhortatory, expatiatory, expiscatory, explanatory, explicatory, exploratory, expurgatory, fairy story, fulminatory, funny story, gratulatory, immigratory, impetratory, imploratory, imprecatory, improbatory, incantatory, inclinatory, inculpatory, infirmatory, informatory, inquisitory, inspiratory, kinderwhore, lacrimatory, lucubratory, manducatory, masticatory, melicratory, multi-story, multistorey, nuncupatory, obfuscatory, objurgatory, obsecratory, observatory, obsignatory, oscillatory, perfumatory, plesiosauri, postulatory, predicatory, premunitory, preparatory, procuratory, profanatory, prohibitory, provocatory, reconditory, redargutory, redhibitory, reformatory, reificatory, requisitory, reservatory, respiratory, restoratory, retaliatory, retributory, riomaggiore, scattergory, scyphophori, short-story, short story, speculatory, stimulatory, stipulatory, subcategory, sublimatory, suburgatory, suppository, terminatory, understorey, unificatory, vacillatory, vindicatory

12 letters:
adjudicatory, ambasciatore, amelioratory, annunciatory, anticipatory, appreciatory, articulatory, asseveratory, auscultatory, cachinnatory, calumniatory, capitulatory, commandatory, commendatore, commendatori, commendatory, compellatory, compensatory, compulsatory, conciliatory, concionatory, condemnatory, confirmatory, confiscatory, consecratory, consignatory, conspiratory, consultatory, consummatory, contributory, counterflory, deambulatory, denunciatory, depreciatory, deregulatory, desquamatory, disclamatory, disculpatory, dispensatory, disquisitory, distillatory, emancipatory, emasculatory, epistolatory, equivocatory, exploitatory, exprobratory, exulceratory, finding dory, ichthyosauri, illustratory, inauguratory, inflammatory, interruttore, intonarumori, ken sugimori, lachrymatory, levorotatory, ludificatory, manipulatory, memento mori, modificatory, multi-storey, nintendocore, nonmandatory, nonmigratory, pacificatory, perspiratory, praemunitory, preovulatory, preservatory, proclamatory, propitiatory, purificatory, recuperatory, registratore, regratiatory, silenziatore, sternutatory, stridulatory, succussatory, supplicatory, sussultatory, transudatory, vasodilatory, vehiculatory, verificatory

13 letters:
amplificatory, a ghost story, certificatory, chylificatory, clarificatory, collaboratory, communicatory, confabulatory, constellatory, corroboratory, demonstratory, disobligatory, dissimilatory, equilibratory, expostulatory, expropriatory, exterminatory, funambulatory, gesticulatory, hallucinatory, helen mccrory, improvisatore, improvisatory, incriminatory, instilllatory, interrogatory, investigatory, justificatory, kei nishikori, laevorotatory, lisey's story, morning-glory, morning glory, mystery story, nonobligatory, participatory, perambulatory, phantasmagory, preambulatory, prestigiatory, pronunciatory, purrificatory, qualificatory, ratiocinatory, reciprocatory, recriminatory, sacrificatory, sensificatory, significatory, suzuko mimori, tony revolori, transpiratory, unexploratory

14 letters:
bishwoshundori, circumgyratory, circumrotatory, classificatory, congratulatory, constabulatory, dextrogyratory, dextrorotatory, disapprobatory, discriminatory, frattamaggiore, home territory, improvvisatore, improvvisatori, keiko fujimori, marriage story, marvin vettori, neurosecretory, nonexploratory, nonoscillatory, osmoregulatory, recapitulatory, recommendatory, reconciliatory, secrete-metory, supererogatory, thermoexcitory, transmigratory

15 letters:
adventure story, detective story, excommunicatory, flavio briatore, knickknackatory, noncontributory, noninflammatory, proinflammatory, public lavatory, self-accusatory, self-regulatory, trust territory, vaso-inhibitory, yukon territory, yumiri hanamori

16 letters:
alberto fujimori, antiinflammatory, cardioinhibitory, circumambulatory, excito-secretory, immunomodulatory, microcirculatory, neurocirculatory, non-contributory, overcompensatory, pro-inflammatory, self-explanatory, shaggy dog story, space laboratory, thermoregulatory

17 letters:
alphonsus liguori, anti-inflammatory, articulated lorry, cardiocirculatory, cardiorespiratory, montfort-l'amaury, nondiscriminatory

18 letters:
biology laboratory, chicken cacciatore, non-discriminatory, northern territory, physics laboratory, rogelio funes mori

19 letters:
beach morning glory, coming-of-age story, dexter's laboratory, self-congratulatory

20 letters:
american crime story, chemistry laboratory, common morning glory, grammatical category

21 letters:
american horror story

22 letters:
allies of world war ii, a classic horror story, japanese morning glory, timeline of prehistory

31 letters:
imperial japanese morning glory

8 letters:
octonary, monetary, cometary, solitary, monitory

9 letters:
dromedary, monastery, voluntary

10 letters:
commentary, commissary, apothecary

11 letters:
involuntary, hebdomadary, longanberry, unvoluntary

12 letters:
nonvoluntary

14 letters:
circumlocutory