Lucent rhymes with:
milicent, millicent, myoscint, preadolescent, tumescent, ahrendt, ament, arendt, argent, bedient, behrendt, berendt, competent, dissident, encampment, figment, forint, gunflint, ifint, milicent, millicent, myoscint, penitent, pertinent, preadolescent, prudente, skinflint, succulent, techint, tumescent, varmint
Lucent sounds like:
la-quinta, laconte, lacount, lagnado, lecomte, leconte, lecount, legend, legent, lessened, ligament, ligand, lignite, likened, lisanti, locksmith, loconte, loosened, lucente, lucinda