descend

[1]	come/go down , fall , go down , move down , climb down , come down , get down
[2]	decline , derive , come , incline (downwards) , slope , slant , dip , drop , fall , plunge , plummet
[3]	stoop , condescend , deign , condescend , sink , lower oneself
[4]	descend on , fall , settle , attack , assault , invade , pounce on/upon , swoop down on/upon