Replaces Crossword Clue

• chemical process in which one atom or ion or group changes places with another

• a mutual expression of views (especially an unpleasant one)

• the act of changing one thing for another thing

• the act of giving something in return for something received

• a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication

• a workplace for buying and selling; open only to members

• (sports) an unbroken sequence of several successive strokes

• reciprocal transfer of equivalent sums of money (especially the currencies of different countries)

• the act of putting one thing or person in the place of another:

• (chess) gaining (or losing) a rook in return for a knight or bishop

• (chess) the capture by both players (usually on consecutive moves) of pieces of equal value

• give to, and receive from, one another

• exchange or replace with another, usually of the same kind or category

• change over, change around, as to a new order or sequence

• hand over one and receive another, approximately equivalent

• put in the place of another; switch seemingly equivalent items

• exchange a penalty for a less severe one

• a person or thing that takes or can take the place of another

• an athlete who plays only when a starter on the team is replaced

• someone who takes the place of another (as when things get dangerous or difficult)

• capable of substituting in any of several positions on a team

• serving or used in place of another

• artificial and inferior

• put in the place of another; switch seemingly equivalent items

• be a substitute

• act as a substitute