stir up

1. (transitive) To arouse or excite (passion or action).
   • 1922 February, James Joyce, Ulysses, Paris: Shakespeare & Co.; Sylvia Beach, OCLC 560090630 ↗; republished London: Published for the Egoist Press, London by John Rodker, Paris, October 1922, OCLC 2297483 ↗:

     Episode 16:

     All those wretched quarrels, in his humble opinion, stirring up bad blood, from some bump of combativeness or gland of some kind, erroneously supposed to be about a punctilio of honour and a flag […]

2. (transitive) To mix (ingredients) by stirring.
3. (transitive) To move or disturb slightly; to make turbid.

• French: stimuler, inciter
• Italian: stimolare, appassionare, convincere
• Portuguese: incitar
• Spanish: levantar pasiones, soliviantar, concitar

• French: faire de l'agitation
• German: entfachen
• Italian: fomentare, sobillare, incitare
• Spanish: despertar, provocar, excitar, fomentar

• French: mélanger