Words That Rhyme With "Agapanthus" :

2 syllables:

canthus, xanthous, Xanthus

3 syllables:

acanthous, acanthus, ailanthus, cladanthous, dianthus, gymnanthous, isanthous, schizanthus, strophanthus, synanthous

4 syllables:

amianthus, Anacanthous, epicanthus, helianthus, polyanthus