celioscopy vs endoscopy

celioscopy and endoscopy both are nouns.

Word	Noun	Adjective	Verb	Adverb
celioscopy	Yes	No	No	No
endoscopy	Yes	No	No	No

As nouns, endoscopy is a hypernym of celioscopy; that is, endoscopy is a word with a broader meaning than celioscopy:

celioscopy: endoscopic examination of the abdomen through the abdominal wall
endoscopy: visual examination of the interior of a hollow body organ by use of an endoscope

celioscopy (noun)	endoscopy (noun)
endoscopic examination of the abdomen through the abdominal wall	visual examination of the interior of a hollow body organ by use of an endoscope