Words that start with circum or ends with circum?
There can be many words starting with 'circum'. Few of them are:- (1) Circumcision (2) Circumference (3) Circumcise/Circumcize (4) Circumstances (5) Circumcenter (6) Circumvent (7) Circumlocution (Check out the dictionary for their meanings) - - - Answer: There are over 100 such words at the link below. You can use that site to easily find any "partial word" solutions in the future.
"Circum" is a Latin root and means "around." "Circus" is so called from the rings enclosing the show, (three-ring circus). So, "circumnavigate" means to navigate around, as in circumnavigate the globe. "Circumcise" means to cut around, (from the same root as "incision"). There are 204 words containing the root "circum" in Webster's Second International dictionary.