use '?' for JOKER (blank)

From letters A, B, R, O, G, A, T, I, O, N  I made following words

10 letter words

abrogation[13]

8 letter words

bigaroon[11], tabooing[11], aborting[11], borating[11], taboring[11], abortion[10], rogation[9]

7 letter words

bargain[10], abating[10], boating[10], booting[10], boniato[9], airboat[9], taborin[9], biotron[9], granita[8], orating[8], rooting[8], oration[7]

6 letter words

baaing[9], bagnio[9], gabion[9], gaboon[9], booing[9], airbag[9], baring[9], barong[9], brogan[9], boring[9], orbing[9], robing[9], bating[9], ratbag[9], bogart[9], bonita[8], obtain[8], bonito[8], abator[8], rabato[8], angora[7], organa[7], oaring[7], onagri[7], origan[7], gitano[7], gratin[7], rating[7], taring[7], trigon[7], agorot[7], trogon[7], atonia[6], antiar[6], aroint[6], ration[6], ratoon[6]

5 letter words

bogan[8], goban[8], bingo[8], boing[8], bongo[8], bring[8], bigot[8], aboon[7], bairn[7], brain[7], baron[7], robin[7], boron[7], biota[7], baton[7], biont[7], taboo[7], rabat[7], brant[7], abort[7], boart[7], tabor[7], orbit[7], robot[7], again[6], gonia[6], agria[6], grana[6], garni[6], grain[6], agora[6], argon[6], groan[6], orang[6], organ[6], giron[6], groin[6], agita[6], taiga[6], tanga[6], giant[6], tango[6], tonga[6], ingot[6], tigon[6], tragi[6], grant[6], argot[6], gator[6], groat[6], griot[6], trigo[6], naira[5], noria[5], atria[5], raita[5], riata[5], tiara[5], antra[5], ratan[5], riant[5], train[5], aorta[5], ratio[5], trona[5], intro[5], nitro[5]

4 letter words

bang[7], biog[7], bong[7], gobo[7], brag[7], garb[7], grab[7], brig[7], bani[6], obia[6], boon[6], abri[6], barn[6], bran[6], brin[6], boar[6], bora[6], biro[6], brio[6], born[6], boor[6], broo[6], bait[6], bint[6], boat[6], bota[6], obit[6], boot[6], brat[6], brit[6], anga[5], agin[5], gain[5], agio[5], agon[5], goon[5], agar[5], raga[5], ragi[5], gnar[5], gran[5], rang[5], girn[5], grin[5], ring[5], giro[5], gait[5], gnat[5], tang[5], ting[5], goat[5], toga[5], tong[5], grat[5], girt[5], anoa[4], naoi[4], aria[4], raia[4], airn[4], rain[4], rani[4], roan[4], inro[4], iron[4], noir[4], nori[4], anta[4], anti[4], tain[4], iota[4], nota[4], into[4], onto[4], toon[4], airt[4]