adj. 25B6; adjective the halfway point : MIDWAY, middle, mid, central, centre, intermediate; Anatomy medial, mesial.
25B6; adverb
he stopped halfway down the passage : MIDWAY, in the middle, in the centre; part of the way, part-way.
he seemed halfway friendly : TO SOME EXTENT/DEGREE, in some measure, relatively, comparatively, moderately, somewhat, (up) to a point; just about, almost, nearly.
25A0; meet someone halfway COMPROMISE, come to terms, reach an agreement, make a deal, make concessions, find the middle ground, strike a balance; give and take.