Innate reflex and Oscitance

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

Oscitance and innate reflex are semantically related. In some cases you can replace term "Oscitance" with "Innate reflex", this terms are similar.

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

Innate reflex and oscitance are semantically related. Sometimes you can use "Innate reflex" instead a noun "Oscitance".