scatter, sprinkle, dot, dust, disperse -- (distribute loosely; "He scattered gun powder under the wagon")
disperse, dissipate, dispel, break up, scatter -- (to cause to separate and go in different directions; "She waved her hand and scattered the crowds")
break up, disperse, scatter -- (cause to separate; "break up kidney stones"; "disperse particles")
disperse, dissipate, scatter, spread out -- (move away from each other; "The crowds dispersed"; "The children scattered in all directions when the teacher approached";)
disperse -- (separate (light) into spectral rays; "the prosm disperses light")