cognizant (adj.)

• alive
• all-knowing
• apperceptive
• appreciative
• apprehensive
• awake
• aware
• beholden
• comprehending
• conscious
• grateful
• impressible
• impressionable
• impressive
• insightful
• intelligent
• knowing
• knowledgeable
• mindful
• obliged
• omniscient
• perceptive
• percipient
• perspicacious
• prehensile
• receptive
• sagacious
• sensible
• sentient
• shrewd
• streetwise
• susceptible
• thankful
• undeceived
• understanding
• wise
• witting