Fling down the gauntlet and Throw down the gantlet

Throw down the gantlet and fling down the gauntlet are semantically related. In some cases you can replace phrase "Throw down the gantlet" with "Fling down the gauntlet", this phrases are similar.

Fling down the gauntlet and throw down the gantlet are semantically related. Sometimes you can replace phrase "Fling down the gauntlet" with "Throw down the gantlet", this phrases are similar.