epi- — on, upon, over, after (affix)

epidemic C1

/ˌɛpɪˈdɛmɪk/ The fast spread of an infectious disease through a population. M S

epitaph C2

/ˈɛpɪˌtæf/ an inscription on a grave or monument commemorating the person buried there M S

epilogue C2

/ˈɛp.ɪˌlɔɡ/ a concluding section added to a literary work that comments on or reveals what happens after the main narrative M S

epidermis C2

/ˌepəˈdɝmɪs/ the outer layer of the skin in vertebrate animals, lying above the dermis M S