• footsoldier, tommy, wobbler
• bloomer, blooper, boner, break, clinker, flub-up, slip-up, trip
• to amble, to amble along, to lumber
• to flub, to flub up, to slip up
• bad break, blunder, blundering, boner, break, crack, flub-up, gaffe, goof, slip-up, trip
• to blunder, to put up a black
• to flub, to flub up, to slip up
• goat, scapegoat, whipping-boy