sentences: an instinctive behavior is a kind of inherited characteristic / behavioral adaptation
docs: inattentiveness is trait. impulse is internal_sensory_attribute. reflexology is behaviorism. suckling_reflex is reflex. instinct is natural_urge. emotions is reflexive_reactions. plantar_reflex is reflex. emotionality is trait. nurturing is natural_human_instinct. rooting_reflex is reflex.