Well-doer rhymes with:
doer, grandeur, coeur, doer, fuer, grandeur, kapoor, koor, majeure, mccluer, mcclure, mclure, pasteur, raconteur, rigueur, secteur, ure, voyeur, yoor
Well-doer sounds like:
walder, walter, walther, walthour, wealthier, welder, welter, wilder, wolter