midway, middle, mid, central, centre, intermediate, equidistant between two points;
mean, median, average;
technical medial, mesial;
rare intermedial.
adverb
1 he stopped halfway down the passage:
midway, at the mid point, in the middle, in the centre;
to the middle, to the mid point;
part of the way, at some point, part way.
2 he seemed halfway friendly:
to some extent/degree, to a certain extent/degree, in some measure, rather, relatively, comparatively, moderately, cautiously, somewhat, (up) to a point;
in part, partly, part, just about, almost, nearly;
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