Source : WordNet®

stir up
     v 1: try to stir up public opinion [syn: {agitate}, {foment}]
     2: arouse or excite feelings and passions; "The ostentatious
        way of living of the rich ignites the hatred of the poor";
        "The refugees' fate stirred up compassion around the
        world"; "Wake old feelings of hatred" [syn: {inflame}, {wake},
         {ignite}, {heat}, {fire up}]
     3: change the arrangement or position of [syn: {agitate}, {vex},
         {disturb}, {commove}, {shake up}, {raise up}]
     4: provoke or stir up; "incite a riot"; "set off great unrest
        among the people" [syn: {incite}, {instigate}, {set off}]