The definition of friend is someone who is on your side.
A friend; a chum.
A friend; close companion
The definition of a companion is a partner to, friend who accompanies, mate or someone hired to help another.
An intimate friend or companion.
A close friend; companion; comrade; esp., a comrade in arms
Neighbor is defined as one who lives near someone or something, or refers to any fellow human being.
Find another word for playmates. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for playmates, like: friends, pals, comrades, companions, chums, buddies, amigos and neighbors.