Interregnum and While

Interregnum noun - A break in continuity.

While and interregnum are semantically related. in break topic. In some cases you can use "While" instead the word "Interregnum" as an adverb or a noun, when it comes to topics like in the intervening time.

While noun - An indefinite but usually short period of time.

Interregnum and while are semantically related. Sometimes you can use "Interregnum" instead the word "While" as an adverb or a noun.