use '?' for JOKER (blank)

From letters W, A, R, M, H, E, A, R, T, E, D, N, E, S, S  I made following words

15 letter words

warmheartedness[24]

12 letter words

earthenwares[18]

11 letter words

warmhearted[20], headmasters[17], headstreams[17], earthenware[17], shearwaters[17], newsreaders[15]

10 letter words

weatherman[18], weathermen[18], enwreathed[17], headwaters[17], waterheads[17], earthwards[17], watersheds[17], headmaster[16], headstream[16], sharewares[16], enwreathes[16], shearwater[16], smartweeds[16], harassment[15], newsreader[14], dewaterers[14], sternwards[14], meanderers[13], remastered[13], hearteners[13], heartsease[13], warrantees[13], treenwares[13], westerners[13], serenaders[11], reasserted[11], easterners[10]

9 letter words

washerman[17], washermen[17], hardwares[16], swanherds[16], headwater[16], waterhead[16], weathered[16], earthward[16], enswathed[16], watershed[16], washstand[16], shrewdest[16], meatheads[15], deathsman[15], deathsmen[15], mastheads[15], shareware[15], whereases[15], enwreathe[15], wheatears[15], smartweed[15], waterhens[15], wreathers[15], enswathes[15], stemwares[14], rehearsed[13], hardeners[13], rehardens[13], harnessed[13], heartened[13], adherents[13], neatherds[13], rethreads[13], threaders[13], headrests[13], wanderers[13], dewaterer[13], warranted[13], sternward[13], eastwards[13], radwastes[13], demeraran[12], meanderer[12], demeraras[12], rehearses[12], heartener[12], emendates[12], steamered[12], tradesman[12], smartened[12], tradesmen[12], reheaters[12], deemsters[12], hasteners[12], awareness[12], answerers[12], warrantee[12], treenware[12], westerner[12], seawaters[12], ameerates[11], mesentera[11], easements[11], steersman[11], steersmen[11], remasters[11], streamers[11], serenader[10], serenades[10], deaerates[10], tenderers[10], seastrand[10], tendresse[10], deserters[10], stranders[10], easterner[9], arsenates[9], serenatas[9], arrestees[9]

8 letter words

headsman[14], headsmen[14], enmeshed[14], herdsman[14], herdsmen[14], emdashes[14], meathead[14], anthemed[14], masthead[14], hermaean[13], enmeshes[13], earthman[13], earthmen[13], methanes[13], trashman[13], trashmen[13], hardener[12], reharden[12], haeredes[12], adherers[12], dasheens[12], endashes[12], harassed[12], darshans[12], hardness[12], reheated[12], adherent[12], neatherd[12], rethread[12], threader[12], hastened[12], headrest[12], demerara[11], maenades[11], amenders[11], meanders[11], emenders[11], rehearse[11], dreamers[11], redreams[11], seedsman[11], demesnes[11], seedsmen[11], madrases[11], mansards[11], harasser[11], shearers[11], emanated[11], emendate[11], hetaerae[11], reteamed[11], reheater[11], redreamt[11], mandates[11], stamened[11], hetaeras[11], mastered[11], streamed[11], deemster[11], hastener[11], heartens[11], smearers[10], ameerate[10], emanates[10], manatees[10], easement[10], amreetas[10], sarmenta[10], reearned[9], serenade[9], dearness[9], deaerate[9], narrated[9], rerented[9], tenderer[9], reseated[9], renested[9], resented[9], arrested[9], retreads[9], serrated[9], rareness[8], sneerers[8], arsenate[8], serenata[8], serenate[8]