kinship, chemical attraction, kinship by marriage, phylogenetic relation, attachment, affection, elective affinity, love affair, attraction, person, more...

antipathy, aversion, dislike, hatred, repulsion

chemical, electrical, magnetic, gravitational, van der Waals, more...

high, low, strong, close, greater, binding, natural, special, elective, certain, spiritual

strong liking,   mutual attraction,   a like,   a liking,   liking for,   liking of,   like calls to like,   similar liking,   a strong liking,   personal attraction