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From letters S, A, V, O, U, R, E, D  I made following words

8 letter words

savoured[12]

7 letter words

oversad[11], savored[11], devours[11], aroused[8]

6 letter words

vadose[10], droves[10], devour[10], suaver[9], savour[9], adores[7], oreads[7], sarode[7], soared[7], douras[7], douser[7], roused[7], soured[7], uredos[7], arouse[6]

5 letter words

drave[9], raved[9], drove[9], roved[9], devas[9], saved[9], doves[9], oaves[8], soave[8], avers[8], raves[8], saver[8], arvos[8], savor[8], overs[8], roves[8], servo[8], verso[8], suave[8], uveas[8], varus[8], adore[6], oared[6], oread[6], dares[6], dears[6], rased[6], reads[6], dorsa[6], roads[6], sarod[6], doers[6], doser[6], redos[6], resod[6], rodes[6], rosed[6], sored[6], doura[6], uredo[6], douse[6], duras[6], druse[6], dures[6], duros[6], sudor[6], arose[5], aures[5], urase[5], ureas[5], ursae[5], euros[5], roues[5], rouse[5]

4 letter words

deva[8], dove[8], devs[8], aver[7], rave[7], vera[7], arvo[7], over[7], rove[7], aves[7], save[7], vase[7], avos[7], voes[7], vars[7], revs[7], uvea[7], vaus[7], odea[5], dare[5], dear[5], read[5], orad[5], road[5], doer[5], dore[5], redo[5], rode[5], sade[5], ados[5], odas[5], soda[5], does[5], dose[5], odes[5], rads[5], sard[5], reds[5], dors[5], rods[5], sord[5], dura[5], dure[5], rude[5], rued[5], dour[5], duro[5], dues[5], sued[5], used[5], duos[5], ouds[5], udos[5], surd[5], urds[5], aero[4], ares[4], arse[4], ears[4], eras[4], rase[4], sear[4], sera[4], oars[4], osar[4], soar[4], sora[4], eros[4], ores[4], roes[4], rose[4], sore[4], urea[4], euro[4], roue[4], sura[4], ursa[4], rues[4], ruse[4], suer[4], sure[4], user[4], ours[4], sour[4]

3 letter words

ado[4], oda[4], doe[4], ode[4], rad[4], red[4], dor[4], rod[4], ads[4], sad[4], eds[4], dos[4], ods[4], sod[4], due[4], duo[4], oud[4], udo[4], urd[4], are[3], ear[3], era[3], oar[3], ora[3], ore[3], roe[3], sae[3], sea[3], oes[3], ose[3], ars[3], ras[3], ers[3], res[3], ser[3], ors[3], eau[3], rue[3], our[3], sau[3], sue[3], use[3]