1. In a surreptitious manner
   - surreptitiously, clandestinely

See also: sneaky

• mendable
• mendacious
• mendaciously
• mendacity
• Mendel
• Mendel's law
• Mendeleev
• Mendeleev's law
• mendelevium
• Mendeleyev
• Mendelian
• Mendelianism
• Mendelism
• Mendelsohn
• Mendelssohn
• Mendenhall Glacier
• mender
• mendicancy
• mendicant
• mendicity
• mending
• Menelaus
• menfolk
• menhaden
• menhaden oil