Con
Meaning: Together
Words: Confine, Confederate, Contract, Conjunction
De
Meaning: Down
Words: Deposit, Denounce, Deduct, Demolish
Dis
Meaning: Away
Words: Dismiss, Disperse, Disprove, Distract
Equi
Meaning: Equal
Words: Equitable, Equinox, Equilateral, Equation
Extra
Meaning: Beyond
Words: Extraterrestrial, Extraneous, Extrovert, Extraordinary