Group A
- antecedent
- epilogue
- episode
- premier
- protrude
Group B
- anterior
- premonition
- preamble
- prejudice
- procession
Group C
- epitaph
- anteroom
- presuppose
- premature
- prophet
Group D
- epistle
- epidermis
- prelude
- proposal
- protocol
Ex. 2- outline words
Ex. 3- accentuate PREfix
Ex. 4- cursive