companion
n 1: a person who is frequently in the company of another;
"drinking companions"; "comrades in arms" [syn: {comrade},
{fellow}, {familiar}, {associate}]
2: a traveler who accompanies you [syn: {fellow traveler}, {fellow
traveller}]
3: one paid to accompany or assist or live with another
v : be a companion to somebody [syn: {company}, {accompany}, {keep
company}]