Words That Rhyme With "Dioestrum" :

2 syllables:

Creston, fretsome, jetsam, jetson, lustrum, nostrum, Ostrom, Paestum, pressrun, Preston, Reston, restroom, rostrum, sistrum, Stetson, testmatch, teston, Tristram, westen, Weston

3 syllables:

colostrum, sequestrum

4 syllables:

alabastrum, hippeastrum