2 syllables:
baelor, behler, bellar, beller, celer, cellar, dehler, deller, dweller, ehler, ellar, eller, fehler, feller, geller, heller, kaehler, kehler, kellar, keller, kneller, mehler, melear, meller, mellor, neller, peller, pelor, queller, reller, scheller, schneller, sellar, seller, sell her, sheller, shelor, smeller, sneller, speller, stellar, steller, sweller, teler, teller, tell her, velir, wehler, weller, yeller, zeller

3 syllables:
angella, appellare, batteler, best-seller, bestseller, best seller, bierkeller, bookcellar, bookseller, book seller, bordeller, castellar, cave dweller, celldweller, chiseller, compeller, compel her, crassweller, cupeller, dispeller, druckfehler, drumheller, expeller, flagellar, foreteller, gfeller, good speller, impeller, impellor, indweller, lake-dweller, lamellar, langella, larzelere, mackellar, marsteller, marteler, marveller, mckellar, mckeller, micellar, mikkeller, miles teller, nucellar, ocellar, outdweller, patellar, poor speller, print seller, propeller, propellor, rappeller, rathskeller, ratskeller, rebeller, repeller, reseller, root cellar, rostellar, rumseller, salt-cellar, saltcellar, scutellar, slop-seller, storm cellar, subcellar, substellar, surtshellir, tale-teller, tessellar, truth-teller, umbellar, vieillir, wine cellar

4 syllables:
bottom-dweller, cerebellar, circumstellar, cloud-compeller, columellar, cottage dweller, cyclone cellar, fortune-teller, fortuneteller, frikadeller, interpeller, interstellar, island-dweller, pedicellar, prepatellar, rockefeller, schlaer-mellor, screw propeller, story-teller, storyteller, subpatellar, subumbrellar, suprasellar, taleteller, teffeteller, underseller

5 syllables:
airplane propeller, infrapatellar, interlamellar, suprapatellar, tornado cellar

6 syllables:
automated teller, automatic teller, john d. rockefeller, michael rockefeller, oysters rockefeller, sarah michelle gellar, spinocerebellar, stationery seller, supracerebellar

9 syllables:
olivopontocerebellar

3 syllables:
brontosaur, sloganeer, hosteller, monitor, hollander, godmother, nodular, polymer, proposer, jocular, cockchafer, sodbuster, popular, cocklebur, hogchoker, goddaughter, commodore, colander, columnar, alcazar, oliver, blockbuster, pompadour, bolivar, gospeler, monomer, commissar, globular, onager, almoner, stomacher, gobbler, gossamer, commoner, nonpolar, pothunter, conifer, nothosaur, gossiper, slopseller

4 syllables:
biographer, atmometer, picometer, spectrometer, cryometer, psychrometer, tachometer, spherometer, manometer, astronomer, algometer, hodometer, unpopular, decametre, bilocular, demographer, photographer, pornographer, binocular, clinometer, bolometer, philosopher, kilometer, astrologer, speedometer, subocular, thermometer, geographer, reconciler, odometer, siphonophore, hygrometer, chronometer, micrometer, hydrometer

5 syllables:
interlocutor, lexicographer, gas thermometer, salinometer, densitometer, myriameter, choreographer, piezometer, variometer, ovipositor, dynamometer, anemometer, katharometer, mass spectrometer, audiometer, mileometer, vinyl polymer, goniometer, galvanometer, sensitometer, inclinometer, actinometer, declinometer, tacheometer, magnetometer

6 syllables:
interferometer, autobiographer, accelerometer, cinematographer, sphygmomanometer, evaporometer, telethermometer

7 syllables:
clinical thermometer, resistance thermometer, radiomicrometer

8 syllables:
electrodynamometer

9 syllables:
radio interferometer