use '?' for JOKER (blank)

From letters H, U, N, D, R, E, D, W, E, I, G, H, T  I made following words

13 letter words

hundredweight[25]

11 letter words

underweight[19]

10 letter words

unweighted[18]

9 letter words

hundredth[17], unweighed[17], wuthering[16], rewedding[15], thundered[14], teddering[12], detruding[12], negritude[11]

8 letter words

herewith[17], weighted[16], heighten[15], whitened[15], withered[15], weighter[15], unweight[15], wuthered[15], unhedged[14], thudding[14], whitener[14], hindered[13], rehinged[13], dithered[13], hungered[13], rewinded[13], wintered[12], engirded[11], ungirded[11], dendrite[10], unedited[10], intruded[10], retinued[9], reunited[9], geniture[9]

7 letter words

whether[16], whither[16], highted[15], thighed[15], weighed[15], whinged[15], reweigh[14], weigher[14], whinger[14], writhed[14], dighted[13], wedding[13], wherein[13], thewier[13], writhen[13], unwhite[13], heeding[12], neighed[12], hedgier[12], herding[12], girthed[12], righted[12], hundred[12], hindgut[12], widened[12], weeding[12], weirded[12], wedgier[12], redwing[12], wringed[12], twinged[12], inhered[11], rehinge[11], diether[11], greenth[11], unhired[11], thunder[11], hurting[11], rewiden[11], widener[11], weeting[11], deeding[10], deigned[10], grinded[10], redding[10], tedding[10], neither[10], therein[10], trudged[10], dreeing[9], energid[9], reeding[9], reigned[9], endited[9], trended[9], denuder[9], endured[9], undried[9], dungier[9], dueting[9], detrude[9], grunted[9], trudgen[9], integer[8], treeing[8], detinue[8], erudite[8], denture[8], retuned[8], tenured[8], intrude[8], turdine[8], untired[8], untried[8], trueing[8], retinue[7], reunite[7], uterine[7]

6 letter words

higher[13], eighth[13], height[13], hedged[12], hither[12], hidden[11], hinged[11], nighed[11], herded[11], hedger[11], dreigh[11], driegh[11], heired[10], hinder[10], hinger[10], nigher[10], hented[10], hinted[10], dither[10], dinged[9], dredge[9], girded[9], grided[9], ridged[9], herein[9], inhere[9], theine[9], either[9], nether[9], hinter[9], guided[9], dunged[9], nudged[9], duding[9], drudge[9], denied[8], indeed[8], deride[8], edgier[8], redden[8], rended[8], gender[8], ridden[8], rinded[8], dinger[8], engird[8], girned[8], reding[8], ringed[8], dieted[8], edited[8], dented[8], tended[8], dinted[8], nidget[8], tinged[8], tedder[8], girted[8], denude[8], dudeen[8], duende[8], endued[8], dengue[8], indued[8], guider[8], denier[7], nereid[7], reined[7], endite[7], teeing[7], dieter[7], reedit[7], retied[7], tiered[7], rented[7], tender[7], gerent[7], regent[7], rident[7], tinder[7], trined[7], engirt[7], ureide[7], entire[6], retine[6], triene[6]