Words That Rhyme With "Diphtheria" :

3 syllables:

ceria, Styria, Syria

4 syllables:

Algeria, Assyria, asteria, bacteria, criteria, Egeria, gaultheria, Iberia, Illyria, Imperia, Liberia, listeria, Nigeria, Pieria, porphyria, Siberia, Valeria, wisteria

5 syllables:

cafeteria, cryptomeria, echeveria, eubacteria, groceteria

6 syllables:

mycobacteria, nitrobacteria