Between and Halfway

Between adverb - In the interval.

Halfway and between are semantically related in among topic. In some cases you can use "Halfway" instead the word "Between" as an adverb or an adjective, when it comes to topics like middle from two points.

Halfway adverb - In some measure or degree.

Between and halfway are semantically related in middle topic. You can use "Between" instead the word "Halfway" as an adjective or an adverb, if it concerns topics such as median, central, among.