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From letters A, L, K, A, L, I, Z, E, R, S  I made following words

10 letter words

alkalizers[22]

9 letter words

alkalizer[21], alkalizes[21]

8 letter words

alkalize[20], alkalies[12], alkalise[12]

7 letter words

alkalis[11], killers[11], aerials[7], rallies[7], sallier[7]

6 letter words

lazier[14], lazies[14], zaires[14], lazars[14], alkali[10], lakier[10], killer[10], akelas[10], alkies[10], alsike[10], kaiser[10], kraals[10], lakers[10], slaker[10], likers[10], krills[10], aerial[6], realia[6], allies[6], ariels[6], resail[6], sailer[6], serail[6], serial[6], rilles[6], siller[6]

5 letter words

zerks[17], zaire[13], lazar[13], lazes[13], zeals[13], zills[13], razes[13], izars[13], sizar[13], sizer[13], akela[9], alike[9], alkie[9], kraal[9], laker[9], liker[9], krill[9], kales[9], lakes[9], leaks[9], slake[9], kails[9], likes[9], skell[9], kills[9], skill[9], araks[9], asker[9], eskar[9], rakes[9], saker[9], rakis[9], keirs[9], kiers[9], siker[9], skier[9], larks[9], skirl[9], ileal[5], areal[5], laari[5], ariel[5], iller[5], rille[5], alias[5], aisle[5], salal[5], lisle[5], areas[5], arias[5], raias[5], arise[5], raise[5], serai[5], arles[5], earls[5], lares[5], laser[5], lears[5], rales[5], reals[5], seral[5], arils[5], lairs[5], laris[5], liars[5], liras[5], rails[5], rials[5], liers[5], riels[5], riles[5], slier[5], rills[5]

4 letter words

kale[8], lake[8], leak[8], ilka[8], kail[8], like[8], kill[8], arak[8], rake[8], raki[8], keir[8], kier[8], lark[8], kaas[8], kaes[8], keas[8], sake[8], saki[8], sika[8], sike[8], elks[8], leks[8], ilks[8], silk[8], arks[8], sark[8], irks[8], kirs[8], kris[8], risk[8], alae[4], ilea[4], leal[4], area[4], aria[4], raia[4], alar[4], earl[4], lear[4], rale[4], real[4], aril[4], lair[4], lari[4], liar[4], lira[4], rail[4], rial[4], lier[4], lire[4], riel[4], rile[4], rill[4], asea[4], aals[4], alas[4], ales[4], lase[4], leas[4], sale[4], seal[4], ails[4], sail[4], sial[4], isle[4], leis[4], lies[4], alls[4], sall[4], ells[4], sell[4], ills[4], sill[4], ares[4], arse[4], ears[4], eras[4], rase[4], sear[4], sera[4], airs[4], rais[4], rias[4], sari[4], ires[4], reis[4], rise[4], sire[4], lars[4]