Etymology cata-extra prefixes

cata

down

circum

around

com, co, col, con, cor

with, together

contra, contro

against

de

down, away

dia

across

dis, dif

not

ex

out

extra

beyond, outside

catastrophe

disaster

cataract

waterfall

catapult

hurl (throw down)

circumnavigate

sail around

circumspect

cautious (looking around)

circumscribe

place a circle around

combine

merge with

commerce

trade with

communicate

correspond with

coeditor

joint editor

collateral

subordinate, connected

conference

meeting

corroborate

confirm

contravene

conflict with

controversy

dispute (turning against)

debase

lower in value

decadence

deterioration

decant

pour off

diagonal

across a figure

diameter

across a circle

diagram

outline drawing

discord

lack of harmony

differ

disagree (carry apart)

distrust

lack of trust

expel

drive out

exit

way out

extirpate

root out

extraordinary

exceptional

extracurricular

beyond the items in the curriculum

extraterritorial

beyond the territory of a nation