Mole
Mole (animal)
A small furry animal that digs tunnels underground.
A mole dug little tunnels under the school garden.
Mole (on skin)
A small dark spot on the skin.
Rohan drew a tiny mole on the clown's cheek for the play.
Remember: One digs under the ground, one sits on your skin. Two separate old words that happen to match.