two-sided Synonyms

bilateral reversible both-sided two twinned twin twain trihedral second respective reciprocal partaken two-edged twofold unilateral double-side given and taken two-fold interactive dual-purpose double-sided two-way bidirectional 2d 2-dimensional mutual multilateral connected conduplicate communal collective bipartite biparous binary bifurcated biform bifacial convertible dependent double many-sided joint dyadic duplicate duplex duple dualistic dual double-faced double-barreled