I come in pairs, but never speak. I have a sole, but cannot walk. I keep your feet cozy, yet I'm often lost.

This word usually just has one letter in it but I guess it could have more if you stuff them in there and have more stamps.

Pick it, grind it, swing it, and now for fun, throw it at a target.

It dispenses medicine in tiny bits. Or t looses certan letters from ts mtts.

From rooftops I may often hang, silent, cold, and sharp as a fang. Though made of water, I feel like stone, In winter’s grasp I’ve slowly grown.