1. Conducted with or marked by hidden aims or methods
   - clandestine, cloak-and-dagger, hole-and-corner, hugger-mugger, secret, surreptitious, undercover, underground

See also: covert

• bear paw
• bear up
• bear upon
• bear witness
• bear's breech
• bear's breeches
• bear's ear
• bear's foot
• bear's grape
• bear's-paw fern
• bear-sized
• bearable
• bearberry
• bearberry willow
• bearcat
• beard
• beard lichen
• beard moss
• beard worm
• bearded
• bearded darnel
• bearded iris
• bearded seal
• bearded vulture
• bearded wheatgrass