Strong's #3964: patraloias (pronounced pat-ral-o'-as)
 from 3962 and the same as the latter part of 3389; a parricide:--murderer of fathers.
Thayer's Greek Lexicon:
 ́ͅ 
 
  patralōas 
 
 1) a patricide
 
  Part of Speech: noun masculine
Relation: from G3962 and the same as the latter part of G3389
 
Usage:
This word is used 1 times:
1 Timothy 1:9: "for unholy and profane,  for murderers of fathers and murderers of mothers, for manslayers,"