fro

Akela the Lone Wolf lay by the side of his rock as a sign that the leadership of the Pack was open, and Shere Khan with his following of scrap-fed wolves walked to and fro openly being flattered.

Teacher of the Law--cub-beater--a mile of that rolling to and fro would burst thee open.

Baloo clasped his paws over his ears and rolled to and fro moaning.

Ts!” said Kaa, weaving his head to and fro.