-scope, -scopy
-scope means a viewing instrument, and -scopy means the act of visual examination (Greek).
"skohp / SKOH-pee." Coach: "The scope is the tool; scopy is the act of looking."
Examples: bronchoscope, bronchoscopy, colonoscope, colonoscopy, cystoscope.
Also: cystoscopy, endoscope, endoscopy, laparoscope, laparoscopy.