Words That Rhyme With "Tricotyledonous" :

3 syllables:

deaconess, feebleness, hiddenness, readiness, rowdiness, steadiness, woodenness

4 syllables:

Eridanus, libidinous

5 syllables:

fortitudinous, latitudinous, magnitudinous, multitudinous, platitudinous, pulchritudinous