"Pet" is a word in ENGLISH

To treat as a pet; to fondle; to indulge; as, she was
petted and spoiled.

To be a pet.

Any person or animal especially cherished and indulged; a
fondling; a darling; often, a favorite child.

A slight fit of peevishness or fretfulness.

A cade lamb; a lamb brought up by hand.

Petted; indulged; admired; cherished; as, a pet child; a pet
lamb; a pet theory.