Synchronic and Up

Synchronic adjective - Occurring or existing at the same time or having the same period or phase.

Up and synchronic are semantically related. in contemporary topic. In some cases you can use "Up" instead an adjective "Synchronic".

Up adjective - Being at a higher level than average.

Synchronic and up are semantically related. Sometimes you can use "Synchronic" instead an adjective "Up".