Widener rhymes with:
ridener, sidener, ridener, sidener, burgener, degener, glazener, havener, hevener, misener, mitchener, ridener, rufener, sidener, stracener, wegener, wisener
Widener sounds like:
wedemeyer, weidner, wetmore, whiteneir, whitener, whitmer, whitmire, whitmore, whitmoyer, whitmyer, whitner, whittemore, widmaier, widmar, widmayer, widmer, widner, wiedmeyer, wiedner, witmer, wittenauer, wittenmyer, wittmer, wittmeyer, wittner