bio = life Words biology - study of living things biography – writing about a person’s life biochemist – student of chemistry of living things

capit, capt = head Words decapitate – remove one’s head captain - chief capital – official seat of government caption – heading or subheading

ced, cess = to yield, to go Words recede - go back, withdraw antecedent – that which goes before process – go forward secession – withdraw from something (go back)

celer = swift Words celerity - swiftness decelerate – reduce swiftness accelerate – increase swiftness

chron = time Words chronology - timetable of events anachronism – a thing out of time sequence chronicle – display events in order of time

cid, cis = to cut, to kill Words incision – a surgical cut homicide – killing of a man fratricide - killing of a brother incisor – tooth that cuts into

cit, citat = to call, to start Words incite - stir up, start up excite - stir up recitation – recalling aloud cite – to quote something or somebody

clam, clamat = to cry out Words clamor - to cry out clamorous - loud declamation - speech acclamation – shouted approval proclamation – a public or formal announcement

cognosc, cognit = to learn Words agnostic - lacking knowledge; skeptical incognito – under an assumed name cognition – knowledge prognosis – the prediction of a course of a disease

cord = heart Words accord – agreement (from the heart) cordial – friendly discord – lack of harmony (not from the heart)