Sentence:  The principal force and property of hatred then, is to divide, separate, alienate, and <WSD>elongate</WSD> a man from what he hates. 
Meaning of the word marked with <WSD> tags:  To move to or place at a distance ("from" something).<ref>(Thomas Blount), "Glossographia," London: George Sawbridge, 1661: “"Elongate" (...) to remove afar off, to defer or prolong.”[http://name.umdl.umich.edu/A28464.0001.001]</ref>