Claw
Nail
The claw radical and the claw kanji are exactly the same! Ravishing!
そう
つめ, つま
None
You sink your claws into anything your two 目 (つめ) see, because you're such a fierce predator. If your two 目 can see it, your claws will get to it. Your claws are basically an extension of your two eyes, that's how skilled you are.