Etymology
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Hippolytus 

masc. proper name, son of Theseus in Greek mythology, from Greek Hippolytos, literally "letting horses loose," from hippos "horse" (from PIE root *ekwo- "horse") + stem of lyein "to unfasten, loose, loosen, untie" (from PIE root *leu- "to loosen, divide, cut apart").

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Lysander 

masc. proper name, from Greek Lysandros, literally "releasing men," from combining form of lyein "to release, unfasten" (from PIE root *leu- "to loosen, divide, cut apart") + andros, genitive of anēr "man" (from PIE root *ner- (2) "man").

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