3 syllables:
aerea, aeria, airea, barea, beria, beriah, ceria, charia, erria, faeria, feria, feriae, garia, kerria, marea, marry a, nary a, neria, neriah, peria, scheria, serie a, sheria, tarea, teria, varia, vary a, veria, waria

4 syllables:
agraria, alaria, aquaria, armeria, asteria, barbaria, batteria, bavaria, bay-area, bomarea, brujeria, bulgaria, canaria, cercaria, cetraria, chameria, dentaria, diaria, drynaria, dunarea, dzungaria, fragaria, franseria, gasteria, gesneria, herbaria, herreria, hesperia, hungaria, hysteria, interia, kaffraria, khazaria, knocknarea, laquearia, leycesteria, libreria, malaria, nikaria, osteria, ovaria, pfiesteria, planaria, planariae, plumeria, progeria, pueraria, quiteria, rancheria, renteria, rhyparia, riparia, sacraria, santeria, scoparia, scuderia, septaria, silveria, spaneria, taqueria, tectaria, ulnaria, uncaria, uvaria, vangueria, wysteria, xylaria, yumeria, zakaria, zakariya, zauschneria, zonaria, zungaria

5 syllables:
acroteria, actinaria, adversaria, alliaria, allocheiria, anthimeria, araucaria, arenaria, balistraria, brachiaria, capillaria, carinaria, carpenteria, carpinteria, carrozzeria, churrascaria, cineraria, comancheria, coriaria, coronaria, cortaderia, crotalaria, cryptomeria, desideria, digitaria, dominaria, echeveria, echeverria, equal-area, fenestraria, fibularia, fondiaria, fouquieria, frigidaria, funeraria, grossularia, habenaria, honoraria, insectaria, kiggelaria, lacunaria, lagenaria, lavanderia, ligularia, luminaria, macrocheiria, matricaria, mercenaria, miliaria, militaria, myrciaria, nebularia, oceanaria, pasticceria, periferia, persicaria, petiveria, planetaria, proletaria, pulmonaria, regularia, salumeria, sanitaria, saponaria, specularia, spergularia, spongiaria, subularia, tegenaria, termitaria, vallisneria, viminaria

6 syllables:
actiniaria, al-iskandariyah, ambulacraria, armamentaria, auricularia, avicularia, ciociaria, finanziaria, laguncularia, madreporaria, megalocheiria, metacercaria, microfilariae, parietaria, pellicularia, reticularia, sansevieria, tubercularia, vesicularia

7 syllables:
acephalocheiria, acetabularia, appendicularia, conversion hysteria, homoeomeria, inmobiliaria, valetudinaria

8 syllables:
acephalogasteria, amanita muscaria, anxiety hysteria, kabardino-balkaria

12 syllables:
covid-19 pandemic in bulgaria

2 syllables:
spirea

3 syllables:
noria, gloria, chorea, syria, aria, scoria, larrea, mohria, sauria, shorea

4 syllables:
dysphoria, anuria, manchuria, siberia, iberia, arteria, assyria, calvaria, valkyrie, illyria, nigeria, liguria, peoria, wistaria, filaria, eutheria, porphyria, diphtheria, bacteria, gaultheria, liberia, criteria, euphoria, wisteria, egeria, algeria, victoria, pretoria, blattaria, bloomeria, boehmeria, clitoria, deparia, hernaria, hoheria, icteria, luxuria, micteria, olearia, otaria, petteria, phillyrea, pouteria, setaria, short aria, stellaria, stropharia, vaccaria, vittaria, volvaria

5 syllables:
hematuria, metatheria, dioscorea, ketonuria, infusoria, eubacteria, alstroemeria, pterosauria, proteinuria, fistularia, laminaria, scutellaria, oliguria, cafeteria, plesiosauria, prototheria, azoturia, ablepharia, alectoria, alfilaria, alfileria, alkaluria, archosauria, armillaria, burmeisteria, convallaria, elettaria, fritillaria, genus larrea, holothuria, keteleeria, lake victoria, latimeria, lobularia, loiseleuria, lophosoria, mammillaria, maxillaria, micromeria, myricaria, nidularia, nothosauria, pantotheria, pertusaria, pilularia, podalyria, procellaria, pulicaria, pyrularia, sanguinaria, scrophularia, sertularia, slime bacteria, somateria, trautvetteria, true bacteria, turbellaria, urticaria, uvularia, vesicaria

6 syllables:
acetonuria, phantasmagoria, calceolaria, mycobacteria, utricularia, archaebacteria, cnidaria, albuminuria, alcyonaria, alkalinuria, ammoniuria, arundinaria, aureolaria, gliding bacteria, halobacteria, ichthyosauria, ictodosauria, lepidosauria, myxobacteria, nitric bacteria, nitrobacteria, nitrous bacteria, pelycosauria, purple bacteria, radiolaria, ring rot bacteria, stephanomeria, sulphur bacteria, thiobacteria, umbellularia

7 syllables:
archaeobacteria, capital of syria, cyanobacteria, enterobacteria, ketoaciduria, nitrosobacteria

8 syllables:
aminoaciduria, capital of liberia, capital of nigeria, potato scab bacteria