concertar - to arrange
concluir - to conclude, to finish
conformar - to resign, to content oneself with, to conform
confundir - to confuse
congelar - to freezen, to congeal
conocer - to know (preterite: to meet)
considerar - to consider, to think
conspirar - to conspire
constatar - to verify, to state, to check
contemplar - to contemplate
contentar - to make-become happy, glad
contraponer - to compare, to contrast
