• zddlepate,
• sddlepate,
• wddlepate,
• qddlepate,
• asdlepate,
• axdlepate,
• acdlepate,
• afdlepate,
• ardlepate,
• aedlepate,
• adslepate,
• adxlepate,
• adclepate,
• adflepate,
• adrlepate,
• adelepate,
• addkepate,
• addpepate,
• addoepate,
• addlwpate

• adelaide,
• Adelphate,
• adipate,
• adapted,
• addlepated,
• adulate,
• addlehead,
• adeptly,
• Adduced,
• adept,
• adequate.

The adjective form of the word "addlepate" is "addlepated".

The plural form of the word "addlepate" is "addlepates"

The singular form of the word "addlepate" is "addlepate" itself. It is not a plural noun, so it does not require a singular form.