IPA: /ɪnˈstɪŋkʧuəl/
KK: /ɪnˈstɪŋkʧuəl/
Relating to natural feelings or behaviors that are not learned but are part of a person's or animal's nature.
Her instinctual reaction was to protect her child from danger.
Instinctual is formed from "instinctus" (from Latin, meaning to incite or urge) and the suffix "-ual" (meaning relating to). The word describes something that relates to an innate or natural impulse or urge.
Think of 'instinct' as an innate urge or impulse, and remember that 'instinctual' means relating to that natural impulse.
No commonly confused words.