nipple

the small, round part of a woman's or man's breast that sticks out and becomes hard when the person is sexually excited

pecho (mamario), tetilla

Collocations nipple of a woman's breast

• She was wearing a low-cut top that revealed her nipples.

  Ella llevaba un top escotado que dejaba ver sus tetillas.

the small, round part of an animal's breast that sticks out and becomes hard when the animal is sexually excited or when it is feeding its young

tetilla (de un animal)

Collocations nipple of a dog's breast

• The mother cat was nursing her kittens, and their mouths were around the nipples.

  La gata madre estaba amamantando a sus cachorros y las bocas de estos estaban alrededor de sus tetillas.

the small, round part of an infant's mouth that sticks out and is used for sucking milk from the mother’s breast or a bottle

tetilla (de un bebé)

Collocations nipple of an infant's mouth

• The baby was sucking on its mother’s nipple.

  El bebé estaba chupando el pecho de su madre.

the small, round part of a bottle or container that is used for sucking milk or liquid from it

tetilla (de una botella)

Collocations nipple of a baby bottle

• The baby was sucking on the nipple of its bottle.

  El bebé estaba chupando la tetilla de su botella.