___ on the side of caution, 5 letters
Barked up the wrong tree, 5 letters
Bobbled the ball, e.g., 5 letters
Booted a grounder, say, 5 letters
Committed a faux pas, 5 letters
Crossed one's i's and dotted one's t's?, 5 letters
Did something wrong, 5 letters
Did the human thing, 5 letters
Did the wrong thing, 5 letters
Didn't get 100, say, 5 letters
Dived into an empty pool, e.g., 5 letters
Dropped the fly ball, 5 letters
Flubbed one's lines, 5 letters
Gave a wrong answer, 5 letters
Left the straight and narrow, 5 letters
Lost money on Jeopardy! e.g., 5 letters
Made an overthrow, say, 5 letters
Messed up the math, say, 5 letters
Mishandled a pop-up, 5 letters
Misplayed a baseball, 5 letters
Misspelled misspelled, e.g., 5 letters
Overthrew first, say, 5 letters
Overthrew the base, maybe, 5 letters
Put one's foot in it, 5 letters
Revealed fallibility, 5 letters
Said irregardless, e.g., 5 letters
Showed one's fallibility, 5 letters
Took a wrong turn, e.g., 5 letters
Was less than perfect, 5 letters
Wrote potatoe, e.g., 5 letters