1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) the utterance of a sound similar to clearing the throat; intended to get attention, express hesitancy, fill a pause, hide embarrassment, warn a friend, etc. 2) flat tableland with steep edges 3) the most extreme possible amount or value 4) turn sharply; change direction abruptly DOWN 1) the basic unit of electric current adopted under the systeme international d'unites 2) the bottom of a shoe or boot; the back part of a shoe or boot that touches the ground and provides elevation 3) (old testament) the eldest son of isaac who would have inherited the covenant that god made with abraham and that abraham passed on to isaac; he traded his birthright to his twin brother jacob for a mess of pottage 4) a recognizable kind ** Scroll down for solution. ** Are you sure you want to peek? ahem mesa peak slue