alert, watchful
● Mindful
● Discerning
● Discriminating
● Perceptive
● Vigilant
● Attentive
● Intelligent
● Alive
● Bright
● Considering
● Correct
● Eager
● Eagle-eyed
● Heedful
● Interested
● Keen
● Obedient
● On the ball
● Penetrating
● Questioning
● Quick
● Regardful
● Searching
● Sensitive
● Sharp
● Understanding
● Wide-awake
● Clear-sighted
● Comprehending
● Contemplating
● Deducing
● Discovering
● Intentive
● Not missing a trick
● Observative
● Sharp-eyed
● Surveying
● Unwatchful
● Unmindful
● Thoughtless
● Undiscriminating
● Careless
● Unobservant
● Indifferent
● Negligent
● Neglectful
● Unaware
● Inattentive
● Heedless
● Advertent
● Negligence
● Inadvertent
● Unintentional
● Intentional
● Unintended
● Excusable
● Deliberate
● Volitional
● Willful
● Egregious
● Unpremeditated
● Indecorous
● Blatant
● Contumacious
● Remediable
● Venial
● Finable
● Uncaused
● Pardonable
● Unconfessed
● Inexplicit
● Inefficacious
● Syllogistic
● Irrebuttable
● Discreditable
● Flagrant
● Unchivalrous
● Uncooperativeness
● Unwarrantable
● Blameworthy
● Arrestable
● Abasement
● Terminological
● Cognisable
● Rebuttable
● Denotative
● Unperceived
● Imposable
● Reductionistic
● Nugatory
● Escapable
● Perfectible
● Victimless
● Nonrational
● Perjurious
● Foolishness
● Justiciable
● Compoundable
● Inferable
● Subjectivist
● Fineable
● Ineradicable
● Mitigatory
● Unthoughtful
● Incommensurable
● Citable
● Libellous
● Obiter
● Arrant
● Unremedied
● Footedness
● Justificatory
● Imputable
● Unpardonable
● Intransitive
● Unmeritorious
● Wrongful
● Accusative
● Fortiori
● Reproachable
● Uncorrectable
● Tautological
● Plagiaristic
● Nonconscious
● Unsportsmanlike
● Unjustifiable
● Malfeasant
● Speciesist
● Refutable
● Nonliteral
● Overcritical
● Articulable
● Textualist
● Indeliberate
● Accidental
● Inobservant
● Unwitting
● Omissive
● Purposeful
● Unheedy
● Incircumspect
● Disregardfully
● Heedy
● Unheedful