instinctively
adv.doing something naturally without having to think or learn about it first. It describes an action that comes from a feeling inside you rather than a planned decision.
adv.performed by natural impulse or without conscious thought. Refers to an innate or automatic response to a stimulus.
“She instinctively reached out to catch the falling glass.”
“When the loud noise echoed through the hall, the crowd instinctively ducked for cover.”
“Experienced pilots often react instinctively to sudden turbulence, making micro-adjustments to the controls before their conscious mind has fully processed the nature of the mechanical failure.”
Typically placed before the main verb or at the end of the clause to describe the nature of an action.
“Each time I open the front door, I still instinctively expect to see her wagging tail.”
“Instinctively, I want to be on the side of the police.”
From instinctive + -ly.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.