Antonyms for the word "re-organizations" include stagnation, stability, inflexibility, permanence, and rigidity. While re-organizations indicate a change or a shift in the structure of an organization, stagnation or stability implies a lack of change or growth. Similarly, inflexibility and rigidity signify an unwillingness to modify or adapt to changing circumstances. Permanence, on the other hand, suggests a sense of unchanging continuity, which is the opposite of the temporary nature of re-organizations. Nonetheless, it's important to note that an organization's structure and processes aren't always black or white, and changes can occur gradually over time without needing a full-blown reorganization.