Junket and Overnight

Junket noun - A short trip for pleasure.

Overnight and junket are semantically related In some cases you can use "Overnight" instead the word "Junket" as a verb or a noun.

Overnight adverb - During or for the length of one night.

Junket and overnight are semantically related in journey topic. Sometimes you can use "Junket" instead the word "Overnight" as a noun or a verb, if it concerns topics such as journey on a trip or tour.