1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) a narrow ledge or shelf typically at the top or bottom of a slope 2) the post or function properly or customarily occupied or served by another 3) plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals 4) a serious (sometimes fatal) infection of rodents caused by yersinia ____is and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal DOWN 1) a sudden minor shock or meaningless interruption 2) a republic consisting of 26 of 32 counties comprising the island of ireland; achieved independence from the united kingdom in 1921 3) any rational or irrational number 4) a necessary or essential thing ** Scroll down for solution. ** Are you sure you want to peek? berm lieu iris pest