Endoscopic rhymes with:
gyroscopic, microscopic, scopic, gyroscopic, microscopic, scopic, geotropic, gyroscopic, isotopic, microscopic, myopic, opic, philanthropic, popick, scopic, topic, tropic
gyroscopic, microscopic, scopic, gyroscopic, microscopic, scopic, geotropic, gyroscopic, isotopic, microscopic, myopic, opic, philanthropic, popick, scopic, topic, tropic