Synonyms of the word

two-way

• adj. (of a highway) allowing traffic in two directions.
• adj. (of traffic) moving in both directions.
• adj. (of a radio, etc.) permitting communication in two directions.
• adj. (of a project, treaty, etc.) involving the mutual action or participation of two parties.
• adj. (American football) Playing both offense and defense in the same game.
• n. A serving of Cincinnati chili with spaghetti.

bidirectional

• adj. Moving in two directions (usually opposite).
• adj. Operating or functioning in two directions (usually opposite).

bipartisan

• adj. relating to, or supported by two groups, especially by two political parties.

bipartite

• adj. Having two parts.
• adj. (of an agreement or contract) Having two participants; joint.
• adj. (botany) (of leaves) Divided into two at the base.
• adj. (graph theory, of a graph) Having vertices that can be divided into two independent sets (see bigraph).

many-sided

• adj. Having many sides; polygonal.
• adj. Having many aspects.

multilateral

• adj. Having many sides or points of view.
• adj. Involving more than one party (often used in politics to refer to negotiations, talks, or proceedings…

nonpartisan

• adj. Not partisan; impartial and unbiased.
• n. One who is not a partisan.
• n. A person who has not selected or declared a side or party.

nonpartizan

• adj. Alternative spelling of nonpartisan.