1. to create a lack of harmony or agreement; to cause discord or conflict
Usage: third-person singular present tense of disharmonize

Examples

• The new policy disharmonizes the team's workflow and creates tension among departments.
• Conflicting schedules disharmonizes the group's ability to meet regularly.
• His aggressive tone disharmonizes the otherwise peaceful discussion.
• The introduction of competing priorities disharmonizes the project timeline.
• Disagreements over budget disharmonizes the partnership between the two organizations.