playfellow

noun

1. (dated)A playmate; a companion for someone (especially children) to play with.

   “From this time Elizabeth Lavenza became my playfellow, and, as we grew older, my friend.”

   “"Linton is just six months younger than I am," […] "How delightful it will be to have him for a playfellow!"”

   “Now she was within ten feet of the two unsuspecting little playfellows—carefully she drew her hind feet well up beneath her body, the great muscles rolling under the beautiful skin.”

   “"I’ve brought you a new playfellow," the Fairy said. "You must be very kind to him and teach him all he needs to know in Rabbitland, for he is going to live with you for ever and ever!"”