Mate

apumies

(trade assistant)

kaveri

(friend — see also friend)

kumppani

(of breeding animal: sexual partner)

matruusi

(nautical: NCO or his subordinate in naval ranks)

pari

(of breeding animal: sexual partner)

pari

(other member of a pair)

perämies

(nautical: ship's officer on commercial vessel)

toveri

(fellow, associate, colleague (in combination))

tehdä matti

(to put an opponent in checkmate)