1. Serving to purge or rid of sin
   "purgatorial rites"
   - purging, purifying 
2. Of or resembling purgatory
   "purgatorial fires"

See also: purgation, purgatory

• investment
• investment adviser
• investment advisor
• investment banker
• investment company
• investment firm
• investment funds
• investment letter
• investment trust
• investor
• investors club
• inveteracy
• inveterate
• inviable
• invidia
• invidious
• invidiously
• invidiousness
• invigilate
• invigilation
• invigilator
• invigorate
• invigorated
• invigorating
• invigoration