Panic Buying is more of an impulsive, reaction which is usually temporary and is mainly the anxiety which is felt due to an impending future event or crisis.

• Most people would think a hoarder would have clutter all around the house. The reality is that they have difficulties deciding on what to discard, and typically hoard their clothes, shoes, tools, household supplies, newspapers and mail.
• Hoarding disorder im...

Stockpiling is a comparatively normal behaviour coming as a result of an event or condition that can impact the availability of a particular item.

Hoarding is a serious psychiatric disorder which has been witnessed by doctors for centuries, and is not some behavioural trait of otherwise normal people.