Word addition is not commutative! For example, a horse chestnut is a tree, while a chestnut horse is a horse of a different color (heh). Identify more counterexamples: (1) Tweet ≠ tweeter; (2) Chores ≠ pauper's purgatory; (3) Blooper ≠ food to go; (4) Bridge ≠ Jewish holiday; (5) Packers fan ≠ jellied meat product.
Five pairs of answers required.
birdsong/songbird, housework/workhouse, outtake/takeout, overpass/Passover, cheesehead/headcheese