Inborn reflex and Oscitancy

Inborn reflex noun - An automatic instinctive unlearned reaction to a stimulus.

Oscitancy and inborn reflex are semantically related. In some cases you can replace term "Oscitancy" with "Inborn reflex", this terms are similar.

Oscitancy noun - An involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom.

Inborn reflex and oscitancy are semantically related. Sometimes you can use "Inborn reflex" instead a noun "Oscitancy".