assume you mean "alligator"
"iG-ayt-ah" abnegator castigator circumnavigator congregator expurgator fumigator instigator interrogator investigator irrigator navigator negater negator objurgator obligator segregator
"ah-Gayt-ah"propagator
near rhyme "ik-ayt-ah" abdicator applicator authenticator communicator dedicator defecator deprecator duplicator equivocator eradicator excommunicator explicator fabricator fornicator hypothecator indicator lubricator masticator prevaricator prognosticator purificator reciprocator rusticator sophisticator trafficator vindicator