1. Mail that includes letters and postcards and packages sealed against inspection
   - first class, first-class mail, 1st-class mail

Type of: mail

• contemptuousness
• contend
• contender
• content
• content word
• contented
• contentedly
• contentedness
• contention
• contentious
• contentiousness
• contently
• contentment
• contents
• conterminous
• contessa
• contest
• contestable
• contestant
• contestation
• contested
• contestee
• contester
• context
• context of use