parricide

As a noun parricide

is someone who kills a relative, especially a parent.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between genocide and parricide

is that genocide is the systematic killing of substantial numbers of people on the basis of their ethnicity, religion, political beliefs, social status, or other particularities while parricide is someone who kills a relative, especially a parent.

As a verb genocide

is to commit genocide (against); to eliminate (a group of people) completely.

As nouns the difference between matricide and parricide

is that matricide is the killing of one's mother while parricide is someone who kills a relative, especially a parent.

is likely misspelled.

has no English definition.

As a noun parricide

is someone who kills a relative, especially a parent.

As nouns the difference between taxonomy and parricide

is that taxonomy is the science or the technique used to make a classification while parricide is someone who kills a relative, especially a parent.

As nouns the difference between parricide and kinslayer

is that parricide is someone who kills a relative, especially a parent while kinslayer is (rare|mostly in fantasy fiction) one who slays his or her own kin; a parricide.