use '?' for JOKER (blank)

From letters C, H, E, C, K, M, A, R, K, E, D  I made following words

11 letter words

checkmarked[29]

9 letter words

checkmark[26]

8 letter words

demarche[16]

7 letter words

checked[19], checker[18], recheck[18], charked[17], cracked[16], charmed[15], marched[15], creaked[14], machree[14], reached[13], acceder[12], amerced[12], creamed[12], racemed[12]

6 letter words

kecked[17], hacked[16], hackee[15], hakeem[15], hacker[15], cached[14], harked[14], drachm[14], creche[13], arcked[13], carked[13], dacker[13], racked[13], decker[13], recked[13], demark[13], marked[13], arched[12], chared[12], echard[12], cheder[12], harmed[12], remake[12], accede[11], dekare[11], hareem[11], hermae[11], adhere[10], header[10], amerce[10], raceme[10], decare[9], reamed[9], remade[9]

5 letter words

check[16], hacek[14], cheek[14], chark[14], kheda[13], crack[13], cache[12], caked[12], mache[12], dreck[12], charm[12], march[12], merch[12], ached[11], eched[11], ackee[11], mecca[11], chard[11], crake[11], creak[11], creek[11], maker[11], maced[10], chare[10], reach[10], cheer[10], drake[10], raked[10], harem[10], herma[10], rehem[10], rheme[10], recce[9], hared[9], heard[9], heder[9], rakee[9], cream[9], macer[9], creme[9], adeem[8], edema[8], acred[8], arced[8], cadre[8], cared[8], cedar[8], raced[8], ceder[8], cered[8], creed[8], armed[8], derma[8], dream[8], madre[8], merde[8], ameer[7], ramee[7], eared[6]

4 letter words

keck[14], hack[13], heck[13], dhak[12], keek[12], mack[12], deck[11], hake[11], cham[11], mach[11], hark[11], chad[10], cake[10], kame[10], make[10], meek[10], cark[10], rack[10], reck[10], mark[10], merk[10], ache[9], each[9], eche[9], deke[9], eked[9], ahem[9], haem[9], hame[9], heme[9], arch[9], char[9], dark[9], drek[9], harm[9], herm[9], ceca[8], ahed[8], hade[8], haed[8], head[8], heed[8], akee[8], acme[8], came[8], mace[8], hard[8], herd[8], rake[8], reek[8], cram[8], marc[8], merc[8], aced[7], cade[7], dace[7], cede[7], dame[7], made[7], mead[7], deem[7], deme[7], meed[7], card[7], cred[7], hare[7], hear[7], rhea[7], here[7], dram[7], derm[7], acre[6], care[6], race[6], cere[6], mare[6], ream[6], mere[6], dare[5], dear[5], read[5], deer[5], dere[5], dree[5], rede[5], reed[5]

3 letter words

cad[6], ace[5], cee[5], dee[4]