to bark up the wrong tree
have a misconceived idea of sg
many of the old scientific teachings were wrong
to take a word in the wrong sense
to ball up
to miss
to mistake, mistook, mistaken
to muff
to fob sy
to fob sy off
to get a rise out of sy
to pull wool over sy's eyes
to take a rise out of sy
to go wrong
to take the wrong road
to take the wrong turning