1. Mail consisting of printed matter qualifying for reduced postal rates
   - third class

Type of: mail

• psychic trauma
• psychical
• psychical communication
• psychically
• psycho
• psychoactive
• psychoactive drug
• psychoactive substance
• psychoanalyse
• psychoanalysis
• psychoanalyst
• psychoanalytic
• psychoanalytic process
• psychoanalytical
• psychoanalyze
• psychobabble
• Oxford English Dictionary
• Oxford movement
• Oxford University
• oxford-gray
• oxford-grey
• Oxfordshire
• oxheart
• oxheart cherry
• oxidant