Как по Английски будет хвостовой

noun

The hindmost part of an animal, especially when prolonged beyond the rest of the body, such as the flexible extension of the backbone in a vertebrate, the feathers at the hind end of a bird, or a terminal appendage in an insect.

Примеры использования:

The dog's tail began to wag frantically

verb

Follow and observe (someone) closely, especially in secret.

Примеры использования:

A flock of paparazzi had tailed them all over london

adjective

Of or like a tail.

Примеры использования:

Scales from mid-body to the tail and the caudal and dorsal fins have black spots.