(n) a reciprocal treaty
(n) reciprocal trade
(adv) (pol) mutually
with each other
reciprocally
together
both
(adj-na,n) we are of equal status in this regard
(n) (mutual) interaction
reciprocal action
interplay
(n,vs) (comp) interleaving
(n) (comp) upwardly compatible
(n,adj-no) interdependence
(n,vs) interoperation
(n) mutual relationship
interrelationship
interaction
(n) bilateral cooperation
(n) mutual savings bank
(P)
(n) mutual exchange
(P)
(n) interaction
(n) cross-reference
(n) mutual support
(n) principle of reciprocity
(n) (comp) cross connection
interconnection
internetworking
(n) (comp) cross-correlation
(n) intercommunication (usu. in telecomms contexts)
(n) (comp) mutual exclusion
(n) cross attachment
(n) mutual distrust
(n) mutual aid
(n) mutual insurance
(n) mutual visitation
reciprocal visits
(n,vs) mutual understanding
(n) mutual assistance or sympathy
(n) (comp) AT-compatible
(adj-na,n) we are of equal status in this regard