In and Up to date

In adjective - Being in the latest or current fashion.

Up to date and in are semantically related in fashionable topic. In some cases you can use "Up to date" instead an adjective "In".

In and up to date are semantically related in contemporary topic. Sometimes you can use "In" instead an adjective phrase "Up to date", if it concerns topics such as current, fashionable, highest level of development, bang up to date. informal substitute