Hesper rhymes with:
desper, esper, jesper, vesper, asper, buspar, caspar, casper, cosper, crisper, desper, esper, gaspar, gasper, glasper, jasper, jesper, kaspar, kasper, prosper, trosper, vesper, whisper
Hesper sounds like:
hackberry, hasbro, hespera, highbrow, hocevar, housekeeper