companion   
longo
a friend; a companion in evil-doing [1.7]
namana
a companion, a partner, a comrade, a neighbour. See [1.2]
a companion, a neighbor; an accomplice; a thing that belongs with something else, as one of a pair [1.7]
sakaiza
a friend, a companion; used of the opposite sex it means a paramour [1.7]