Besetting rhymes with:
offsetting, reseting, setting, upsetting, abetting, begetting, betting, fetting, forgetting, fretting, getting, jetting, letting, netting, offsetting, petting, regretting, reseting, setting, sweating, upsetting, vetting, wetting
Besetting sounds like:
babysitting, backdating, bagdonas, basting, bastions, begetting, besting, bestowing, biosystems, boasting, bogdanowicz, bogdanski, boosting, boston's, bostonians, boycotting, busting