[…]They clip vs drunkards, and with Swiniſh phraſe / Soyle our addition, and indeede it takes / From our atchieuements, though perform’d at height / The pith and marrow of our attribute[…]

The letters upsilon, phi, khi, psi, δ were Greek additions

Main differences were the prevalence of paragynous instead of amphigynous antheridia, the formation of chlamydospores and a maximum temperature for growth of 35°C. For the remaining two taxa, preliminary morphological examination and ITS sequence analysis showed they could not be assigned to any formally described species or informally designated taxon of Phytophthora, hence detailed phylogenetic and taxonomic analyses were carried out.

There are many possible examples which you could use to answer this question: e.g. doctor–patient interactions where the doctor discusses the patient's problems backstage with a colleague or a nurse before meeting the patient frontstage.