use '?' for JOKER (blank)

From letters B, E, L, O, N, G, I, N, G, N, E, S, S, E, S  I made following words

15 letter words

belongingnesses[19]

13 letter words

belongingness[17], ignoblenesses[16]

11 letter words

bogginesses[15], ignobleness[14], legginesses[13], noblenesses[13], bonninesses[13]

10 letter words

belongings[14], biogeneses[13], glibnesses[13], glegnesses[12], boninesses[12], singleness[11], loginesses[11], gonenesses[11], longnesses[11], lonenesses[10]

9 letter words

belonging[13], bogginess[13], ennobling[12], nonbeings[12], bignesses[12], blessings[12], obsessing[12], negligees[11], legginess[11], nobleness[11], bonniness[11], sensibles[11], obeseness[11], sogginess[11], noblesses[11], singsongs[11], lessening[10], lessoning[10], gneissose[10], selenoses[9], lionesses[9], noiseless[9], selenosis[9], onenesses[9], nonsenses[9]

8 letter words

nonbeing[11], obligees[11], besieges[11], blessing[11], glibness[11], negligee[10], longeing[10], beelines[10], negliges[10], blennies[10], ennobles[10], longings[10], glegness[10], sensible[10], sniggles[10], gensengs[10], ginsengs[10], obelises[10], ebonises[10], boneless[10], noblesse[10], glossing[10], goslings[10], benisons[10], boniness[10], singsong[10], elegises[9], genoises[9], loginess[9], goneness[9], longness[9], gneisses[9], glossies[9], songless[9], loneness[8], nonsense[8], enosises[8], noesises[8], noseless[8], soleness[8], nosiness[8]

7 letter words

globing[11], bonging[11], boggles[11], obligee[10], ignoble[10], besiege[10], beignes[10], obliges[10], bingoes[10], biogens[10], belongs[10], globins[10], goblins[10], bigness[10], bigoses[10], bossing[10], gibsons[10], beeline[9], neglige[9], ennoble[9], longing[9], leggins[9], niggles[9], sniggle[9], genseng[9], bennies[9], ginseng[9], obelise[9], ebonies[9], ebonise[9], legongs[9], gosling[9], benison[9], noggins[9], eggless[9], blesses[9], blisses[9], bossies[9], neogene[8], elegies[8], elegise[8], seeling[8], engines[8], lensing[8], genoise[8], soignee[8], eloigns[8], legions[8], lingoes[8], longies[8], geneses[8], genesis[8], seeings[8], signees[8], singles[8], ensigns[8], sensing[8], egoless[8], losings[8], nosings[8], gessoes[8], glosses[8], leonine[7], oleines[7], enisles[7], ensiles[7], seniles[7], innless[7], eosines[7], insoles[7], lesions[7], lioness[7], oneness[7], sonnies[7], nelsons[7], lessees[7], sessile[7], senseis[7], lessens[7], sinless[7], loesses[7], essoins[7], osseins[7], session[7], lessons[7], sonless[7]

6 letter words

boggle[10], beigne[9], benign[9], oblige[9], begone[9], biogen[9], belong[9], globin[9], goblin[9], boning[9], beiges[9], glebes[9], bilges[9], begins[9], geeing[8], leggin[8], niggle[8], loggie[8], legong[8], ogling[8], bonnie[8], noggin[8], belies[8], engine[7], eloign[7], legion[7], gelees[7], lieges[7], oleine[6], online[6]