Stock up and Stand still

Stock up verb - Amass so as to keep for future use or sale or for a particular occasion or use.

Stand still and stock up are semantically related. In some cases you can use "Stand still" instead a verb "Stock up".

Stand still verb - Remain in place; hold still; remain fixed or immobile.

Stock up and stand still are semantically related. Sometimes you can use "Stock up" instead a verb phrase "Stand still".