Bolder rhymes with:
boulder, beholder, boulder, colder, dolder, folder, golder, holder, molder, moulder, nolder, older, polder, shoulder, smolder
Bolder sounds like:
balder, baldor, baldree, baldry, baldur, balladur, balter, baltierra, beholder, beladur, bellwether, belter, bewilder, billeter, billiter, bladder, blather, blatter, bloodier, blotter, blowdry, blowdryer, boelter, bollettieri, bolter, boulder, boulter, builder