use '?' for JOKER (blank)

From letters B, A, S, I, N, F, U, L, S  I made following words

9 letter words

basinfuls[14]

8 letter words

basinful[13]

7 letter words

fibulas[12], fusains[10]

6 letter words

fibula[11], finals[9], fusain[9], sinful[9], sulfas[9], fusils[9], snafus[9], ablins[8], blains[8], basils[8], basins[8], sabins[8], nubias[8], snails[6]

5 letter words

flabs[10], flubs[10], final[8], alifs[8], fails[8], naifs[8], flans[8], sulfa[8], fusil[8], fauns[8], snafu[8], binal[7], blain[7], bails[7], basil[7], basin[7], nabis[7], sabin[7], basis[7], bassi[7], isbas[7], slabs[7], bliss[7], snibs[7], nubia[7], bunas[7], subas[7], slubs[7], snubs[7], anils[5], nails[5], slain[5], snail[5], lassi[5], sails[5], sials[5], sisal[5], sains[5], sasin[5], unais[5], lunas[5], ulans[5], ulnas[5], sauls[5], nisus[5], sinus[5]

4 letter words

flab[9], fabs[9], fibs[9], flub[9], fubs[9], alif[7], fail[7], fila[7], fain[7], naif[7], flan[7], fils[7], fans[7], fins[7], faun[7], flus[7], funs[7], fuss[7], bail[6], bani[6], blin[6], bias[6], isba[6], albs[6], bals[6], labs[6], slab[6], libs[6], bans[6], nabs[6], bins[6], nibs[6], snib[6], bass[6], sabs[6], sibs[6], buna[6], suba[6], slub[6], buns[6], nubs[6], snub[6], buss[6], subs[6], anil[4], lain[4], nail[4], ails[4], sail[4], sial[4], ains[4], anis[4], sain[4], lins[4], nils[4], lass[4], sals[4], sans[4], sins[4], unai[4], luna[4], ulan[4], ulna[4], saul[4], anus[4], suns[4]

3 letter words

fab[8], fib[8], fub[8], fil[6], fan[6], fin[6], fas[6], ifs[6], flu[6], fun[6], alb[5], bal[5], lab[5], lib[5], ban[5], nab[5], bin[5], nib[5], abs[5], bas[5], sab[5], bis[5], sib[5], bun[5], nub[5], bus[5], sub[5], ail[3], ain[3], ani[3], lin[3], nil[3], ais[3], als[3], las[3], sal[3], lis[3], ins[3], sin[3], ass[3], sis[3], sau[3], nus[3], sun[3], uns[3]

2 letter words

fa[5], if[5], ab[4], ba[4], bi[4], ai[2], al[2], la[2], li[2], an[2], na[2], in[2], as[2], is[2], si[2], nu[2], un[2], us[2]