What rhymes with papilionaceous

2 Syllables

captious, cassius, clausius, cyaneous, dianthus, estrous, fibrous, gracious, lacteous, lucius, nauplius, poaceous, scabious, spacious, theaceous, vacuous

3 Syllables

acetous, aloysius, amadeus, araceous, asmodeus, audacious, bodacious, capacious, clarenceux, confucius, contrarious, cornaceous, cretaceous, curvaceous, curvacious, dionysius, edacious, eusebius, fabaceous, fagaceous, fallacious, foliaceous, forensic, fugacious, gracioso, herbaceous, ignatius, innocuous, juncaceous, lardaceous, lubricous, malvaceous, manutius, mendacious, minacious, moraceous, mordacious, musaceous, muticous, myrtaceous, nucleolus, octavius, oleaceous, palmaceous, pellagrous, platinous, predacious, pugnacious, rapacious, rhamnaceous, rosaceous, rubiaceous, rutaceous, sagacious, salacious, scoriaceous, scurrilous, sebaceous, setaceous, spadiceous, sphacelus, taxaceous, tenacious, testaceous, tiliaceous, ungracious, valorous, veracious, vexatious, violaceous, vivacious, voracious, xenakis

4 Syllables

aesculapius, amphitropous, amylaceous, apivorous, arenaceous, argillaceous, athanasius, baccivorous, bombacaceous, brachiosaurus, bronchiectasis, capillaceous, carbonaceous, ceraceous, contumacious, contumelious, corollaceous, crassulaceous, decidua, diaphanous, diatomaceous, dicephalous, discussable, disepalous, disputatious, efficacious, epigenous, euphorbiaceous, factiousness, farinaceous, farinose, gallinaceous, idolatrous, incapacious, iridaceous, juglandaceous, lacunose, loganiaceous, loquacious, magnoliaceous, malpighiaceous, mimosaceous, nonpoisonous, olivaceous, orchidaceous, papyraceous, perspicacious, precautious, predaceous, primulaceous, santalaceous, sapindaceous, saponaceous, sequacious, solanaceous, strobilaceous, styracaceous, tibiotarsus, tripetalous

5 Syllables

amaranthaceous, anacardiaceous, betulaceous, boraginaceous, burseraceous, caesalpiniaceous, campanulaceous, capparidaceous, caprifoliaceous, caryophyllaceous, convolvulaceous, coriaceous, entomophilous, erinaceous, globuliferous, indeciduous, inefficacious, keratogenous, liliaceous, luminiferous, macrocephalous, membranaceous, noninfectious, nyctaginaceous, orobanchaceous, overcautious, pachydermatous, papaveraceous, papilionaceous, passifloraceous, pertinacious, plumbaginaceous, ranunculaceous, religiose, scrophulariaceous, simaroubaceous, zygophyllaceous

6 Syllables

heliogabalus, hydrocarbonaceous, sanctimoniousness

7 Syllables

asclepiadaceous, polemoniaceous, sarraceniaceous, thymelaeaceous, valerianaceous