1. Lacking or not requiring a key
   "a keyless lock operated by a series of pushbuttons"

Antonym: keyed

Encyclopedia: Keyless

• vascularise
• vascularity
• vascularization
• vascularize
• vasculature
• vasculitis
• vasculum
• vase
• vase vine
• vase-fine
• vase-shaped
• vasectomise
• vasectomize
• vasectomy
• Vaseline
• vasiform
• Vaslav Nijinsky
• vaso-
• vasoconstriction
• vasoconstrictive
• vasoconstrictor
• vasodilation
• vasodilative
• vasodilator
• Vasomax