Injectors rhymes with:
objectors, projectors, collector's, collectors, collectors', connectors, defectors, detectors, director's, directors, directors', electors, hector's, inspector's, inspectors, inspectors', lechters, objectors, projectors, protectors, reflectors, sector's, sectors, specter's, spektr's, vectors
Injectors sounds like:
inquisitors, insider's, insiders, insiders'