Related Clues:

• Affix a kiss?
• Organizational symbol, perhaps
• Close hermetically
• Walrus' cousin
• Official emblem
• Part of SWAK
• Use wax on
• Close up tightly
• Flippered mammal
• Ready for mailing, as an envelope
• Organization's symbol
• Puget Sound swimmer
• It may bark
• Close securely
• Letter closer