1. In a surreptitious manner
   "he was watching her surreptitiously as she waited in the hotel lobby"
   - sneakily, clandestinely

See also: surreptitious

• genus Calceolaria
• genus Calendula
• genus Calidris
• genus Calla
• genus Calliandra
• genus Callicebus
• genus Callimorpha
• loment
• Lomogramma
• Lomotil
• lomustine
• Lomé
• Lonas
• Lonas annua
• Lonas inodora
• Lonchocarpus
• London
• London plane
• Londoner
• lone
• lone hand
• lone wolf
• Lone-Star State
• loneliness
• lonely