Horripilation and Reflex response

Horripilation noun - Reflex erection of hairs of the skin in response to cold or emotional stress or skin irritation.

Reflex response and horripilation are semantically related. In some cases you can use "Reflex response" instead a noun "Horripilation".

Reflex response noun - An automatic instinctive unlearned reaction to a stimulus.

Horripilation and reflex response are semantically related. Sometimes you can replace term "Horripilation" with "Reflex response", this terms are similar.