During and While

During preposition - In the course of.

While and during are semantically related in part of speech topic. In some cases you can use "While" instead the word "During" as a conjunction or a preposition, when it comes to topics like event, time, duration.

While conjunction - At or during the time that.

During and while are semantically related in part of speech topic. You can use "During" instead a conjunction "While", if it concerns topics such as time, as long as.