Possible Clues:

• Pulp "His 'N' ___"
• Counterpart of 20-Down
• One of a pair?
• Vanity plate in a two-car household, perhaps
• Towel word, maybe
• Vanity plate in a two-car household
• Term on terrycloth
• H is not for this
• Indicator of possession in the bathroom
• Bride's towel word