&c adj.†; reciprocity, reciprocation; mutuality, correlation,
interdependence, interrelation, connection, link, association;
interchange &c 148; exchange, barter.
reciprocator, reprocitist.
V. reciprocate, alternate; interchange &c 148; exchange; counterchange†.
Adj. reciprocal, mutual, commutual†, correlative, reciprocative,
interrelated, closely related; alternate; interchangeable;
interdependent; international; complemental, complementary.
Adv. mutually, mutatis mutandis [Lat.]; vice versa; each other, one
another; by turns &c 148; reciprocally &c adj..
Phr. happy in our mutual help [Milton].