1) Purge 2) Purify 3) Purify by means of a ritual 4) Purify ceremonially 5) Sanctify 6) To purify 
to purify by sacrifice
• (v. t.) To make clear or pure by means of a propitiatory offering; to purify.
Lus'trate transitive verb [ imperfect & past participle Lustrated ; present participle & verbal noun Lustrating .] [ Latin lustratus , past participle of lustrare to lustrate, from lustrum . See Lustrum .] To...
[v] - purify by means of a ritual
lustrate To make someone or something spiritually pure by means of a special religious ceremony.
to purify by a propitiatory offering or other ceremonial method.