use '?' for JOKER (blank)

From letters G, Y, N, A, N, D, R, O, M, O, R, P, H, I, C  I made following words

15 letter words

gynandromorphic[29]

13 letter words

gynandromorph[25]

11 letter words

iconography[22], granophyric[22], monographic[21], nomographic[21], phonogramic[21]

10 letter words

monohydric[21], hydroponic[21], nomography[21], champignon[20], micrograph[20], companying[20], pycnogonid[19], chronogram[18], orographic[18], harpooning[16], nonprogram[15]

9 letter words

cymograph[22], dichogamy[21], hypomanic[21], monophagy[20], amphigory[20], chiropody[20], omophagic[19], diachrony[18], paronymic[18], dynorphin[18], orography[18], oompahing[17], chondroma[17], monorchid[17], monograph[17], nomograph[17], phonogram[17], dominancy[17], canopying[17], poignancy[17], inharmony[17], comparing[16], comprador[16], prodromic[16], hooraying[16], parodying[16], companion[15], anchoring[15], orphaning[15], pronghorn[15], crayoning[15], cognomina[14], romancing[14], agronomic[14], cairngorm[14], carroming[14], cordoning[13], pardoning[13], corrading[13], corroding[13], marooning[12]

8 letter words

hypoacid[19], omophagy[19], hydropic[19], myograph[19], champing[18], chomping[18], monarchy[18], nomarchy[18], champion[17], diaphony[17], phonying[17], hyracoid[17], hydronic[17], mooching[16], poaching[16], pooching[16], charming[16], marching[16], chroming[16], parching[16], pharming[16], morphing[16], hyponoia[16], dormancy[16], mordancy[16], myriapod[16], myriopod[16], nonohmic[15], chording[15], harmonic[15], omniarch[15], hormonic[15], handgrip[15], cramping[15], picogram[15], prochain[15], odograph[15], candying[15], pandying[15], acrimony[15], nonhardy[15], harrying[15], porridgy[15], pomading[14], ranching[14], hadronic[14], roaching[14], rhodamin[14], podagric[14], phoronid[14], crampoon[14], monocarp[14], charring[14], anodynic[14], agrimony[14], monandry[14], agronomy[14], pyranoid[14], carrying[14], marrying[14], honorary[14], parrying[14], monoacid[13], gnomonic[13], oncoming[13], hoarding[13], caroming[13], prancing[13], promoing[13], coronary[13], ondogram[12], acromion[12], honorand[12], honoring[12], picaroon[12], drooping[12], nondairy[12], ordinary[12], anconoid[11], crooning[11], aproning[11], armoring[11], raindrop[11], adorning[10], rigadoon[10]

7 letter words

oghamic[15], dharmic[15], camping[14], aphonic[14], campong[14], comping[14], monarch[14], nomarch[14], chignon[13], manhood[13], damping[13], campion[13], phoning[13], hooping[13], poohing[13], arching[13], chagrin[13], charing[13], harming[13], choragi[13], choring[13], ochring[13], handing[12], monacid[12], monadic[12], nomadic[12], coaming[12], hooding[12], monodic[12], poncing[12], cooping[12], hording[12], dancing[11], damning[11], gonadic[11], condign[11], goodman[11], dooming[11], ponding[11], carding[11], cording[11], gormand[11], minorca[11], nonacid[10], moaning[10], midnoon[10], mooning[10], dipnoan[10], nonpaid[10], pogonia[10], craning[10], organic[10], roaming[10], crannog[10], darning[9], adoring[9]