How to pronounce “polysyllabic” in English

relationship with physical exertion when, yet again, a flapping yelling gym attendant materialized at my side. He spoke in such rushed, histrionic Italian that I had to implorehim a half dozen times to slow down, back up, repeat himself and maybe use fewer polysyllabic words. What exactly was il problema? He pointed to my gym shorts, then grabbed my arm andtugged me to a sign I hadn't noticed before. It explained that it was vietato to wear shorts that didn't adhere tightly to your legs.