Luxembourg rhymes with:
fribourg, heisbourg, richbourg, strasbourg, fribourg, heisbourg, richbourg, strasbourg, barg, bjorge, borg, bosarge, bourg, bridesburg, cherbourg, cyborg, forgue, fribourg, garg, georg, heisbourg, joerg, karg, kharg, labarge, laforge, lundborg, mchargue, meharg, morgue, npr.org, nyborg, org, richbourg, robarge, sorg, strasbourg, trelleborg, willenborg, yekaterinburg