Lifespans rhymes with:
c-span's, greenspan's, bedpans, c-span's, greenspan's, afghanistan's, afghanistans, afghans, alcan's, bedpans, businessman's, c-span's, caftans, callahan's, caltrans, caravans, goodman's, greenspan's, intertrans, lumberman's, meehans, pakistan's, rosecrans, rosenkrans, stockman's, tajikistan's, taliban's, talibans, tarzan's