### Clue: School videoconferencing platform returning electronic chat (8)
### Answer: SCHMOOZE 
 ### Explanation: Definition: chat
 SCH(abbrev. for "school") + **reversal of**(… returning) ZOOM(the videoconferencing platform which gained popularity during the current pandemic) + E(abbrev. for "electronic", in terms such as "e-mail").
Defn: A lively and friendly chat, especially one conducted in order to impress or manipulate