2 syllables:
checked her, collector, decter, echter, ector, fechter, flector, hecter, hector, hektar, hektor, lecter, lector, lektor, nectar, nektar, prechter, rechter, rector, rektor, schechter, schecter, schlechter, sector, sektor, specter, spector, spektr, trechter, vector, vektor, waechter, wechter

3 syllables:
afectar, affecter, affect her, arrector, bassnectar, bisector, bivector, charecter, collecter, collect her, conectar, conjector, connecter, connector, conrector, convector, corrector, defector, deflector, dejecter, derecktor, detectar, detecter, detector, directer, director, direktor, dissector, effecter, effector, ejector, electer, elector, erecter, erector, expecter, expect her, four-vector, in/spectre, infectar, infecter, infector, inflector, injecter, injector, inspecter, inspector, inspektor, inyectar, korrektur, neglecter, newvector, objector, perfecter, perfector, prelector, projector, projektor, prosector, prospector, protecter, protector, protect her, reflector, reflektor, rejecter, rejector, respecter, respect her, selector, starsector, subrector, suspecter, transtector, trisector

4 syllables:
architector, architektur, art director, autoinjector, business sector, chest protector, codirector, coin collector, cutisector, desinfectar, dialector, disconnector, disinfector, disrespecter, downdetector, eigenvector, film projector, genuflector, interjector, jamie hector, lie-detector, lie detector, mine detector, multivector, preselector, prince-elector, private-sector, prorector, pseudovector, public-sector, redirector, rent collector, resurrector, ronnie spector, slide projector, stage director, stamp collector, sub-inspector, surge protector, tax collector, throat protector, toll collector, vivisector

5 syllables:
autoprojector, crystal detector, garbage collector, hannibal lecter, microdetector, microprojector, modeselektor, movie projector, music director, odorivector, photodetector, powerdirector, radius vector, refuse collector, research director, retroreflector, the tax collector, ticket collector

6 syllables:
butterfly collector, cylinder-head-sector, funeral director, managing director, overhead projector, radioprotector, the naked director

7 syllables:
conscientious objector, executive director, security director

2 syllables:
sceptre, hectare, edgar, threadbare, scepter, headgear

3 syllables:
acceptor, receptor, preceptor

4 syllables:
interceptor, baroreceptor

5 syllables:
thermoreceptor, chemoreceptor

6 syllables:
sensory receptor