The prefix Extra means beyond. It may often be confused with the prefix Ex or E meaning out.
Extraterrestrial is a word using the prefix extra- that means outside the world.
In Latin, the prefix "dent-" means tooth or teeth. It is derived from the Latin word "dens," which means tooth.
The Latin prefix of the English word "postpone" is "post-", which means after or later.
The prefix "luc" means light or brightness. It is derived from the Latin word "lux," meaning light.
The prefix of "aqueduct" is "aqua," which means water in Latin.
The prefix "curro" means to run or to move quickly. It is derived from the Latin word "currere," which means to run.
The previous answer here was "greek". Unfortunately, this is incorrect; perhaps it was a guess? The correct answer is Latin; reference: http://en.wikipedia.org/wiki/Greek_and_Latin_roots_in_English .
The prefix of "courageous" is "cour-" which means "heart" or "spirit" in Latin.
The Latin prefix "super" means "above" or "over", often indicating something that is beyond or in excess of what is normal or expected.
The combination of a Latin prefix and of a Latin root means 'to move back'. The prefix re- means 'back'. The root ced-, from which the infinitive 'cedere' is derived, means 'to go'.
The Latin prefix 'unus' means one or whole and the Latin suffix, 'versus' means turn.