Autonomic rhymes with:
economic, ergonomic, macroeconomic, microeconomic, noneconomic, socioeconomic, uneconomic, economic, ergonomic, gastronomic, macroeconomic, microeconomic, noneconomic, socioeconomic, technomic, uneconomic
Autonomic sounds like:
adam's, adamcik, adamczak, adamczyk, adamec, adamek, adames, adamik, adamkus, adamowicz, adams, adams', adams's, adamski, addams, adding, additions, admonish, admonishes, adonis, aetna's, aiding, atencio, athanas, athanassiou, athans, athenaios, athenians, athens, atienza, atomic, atoms, attaining, attains, attanasio, audience, audience's, audiences, auditing, auditioning, auditions, autonomous, autumn's, awaiting