Noun

• S: (n) interchange (interchange%1:06:00::) (a junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams)
• S: (n) interchange (interchange%1:04:01::), reciprocation (reciprocation%1:04:02::), give-and-take (give-and-take%1:04:00::) (mutual interaction; the activity of reciprocating or exchanging (especially information))
• S: (n) exchange (exchange%1:04:02::), interchange (interchange%1:04:00::) (the act of changing one thing for another thing) "Adam was promised immortality in exchange for his disobedience"; "there was an interchange of prisoners"
• S: (n) exchange (exchange%1:04:00::), interchange (interchange%1:04:02::) (reciprocal transfer of equivalent sums of money (especially the currencies of different countries)) "he earns his living from the interchange of currency"

Verb

• S: (v) substitute (substitute%2:40:00::), replace (replace%2:40:00::), interchange (interchange%2:40:01::), exchange (exchange%2:40:02::) (put in the place of another; switch seemingly equivalent items) "the con artist replaced the original with a fake Rembrandt"; "substitute regular milk for fat-free milk"; "synonyms can be interchanged without a changing the context's meaning"
• S: (v) exchange (exchange%2:40:00::), change (change%2:40:00::), interchange (interchange%2:40:00::) (give to, and receive from, one another) "Would you change places with me?"; "We have been exchanging letters for a year"
• S: (v) counterchange (counterchange%2:30:00::), transpose (transpose%2:30:02::), interchange (interchange%2:30:01::) (cause to change places) "interchange this screw for one of a smaller size"
• S: (v) interchange (interchange%2:30:00::), tack (tack%2:30:02::), switch (switch%2:30:00::), alternate (alternate%2:30:02::), flip (flip%2:30:00::), flip-flop (flip-flop%2:30:00::) (reverse (a direction, attitude, or course of action))