1. mole
The dead body was identified by a mole on the cheek.
I'm troubled by this mole.
I don't think people should make a mountain of a mole hill.
I have a small mole on my chick
moles can darken or lighten
The only exception is the naked Somalian mole-rat, which never puts its nose above the surface of the ground.
She has a mole on her forehead.
It looks like there is a mole in our garden.
And the day in a random town featured a hell of a homemade chicken mole and a visit to a 16th-century monastery that did not even show up on TripAdvisor (leading me to suspect that the company may be biased toward halal chicken stands in West Africa.
That person has a mole at the side of his eye.
When converting 1 mole of ice into water, and 1 mole of water into steam, which requires more energy?
2. birthmark
Hugh has a birthmark on his forehead.
He had no visible scars, birthmarks, or tattoos.
some birthmarks can be very distressing because of the way they look
I'm troubled by this birth-mark.
The tiny birthmark took nothing from her loveliness.
3. skin mark