The term 'fluffing off' means to avoid work or responsibility in a lazy manner. The antonyms for this phrase are 'being responsible', 'getting busy', 'working diligently', 'being productive', 'taking charge', 'being proactive', 'being focused', 'concentrating', 'being efficient', 'accomplishing tasks', 'being industrious', 'working hard', 'being committed', 'prioritizing', 'meeting deadlines', 'attending to duties', 'being reliable', and 'being accountable'. These antonyms signify a level of dedication and commitment towards one's work and responsibilities, and they signify the qualities of hard work and responsibility. Using these antonyms to replace 'fluffing off' can help create a more positive and productive mindset for achieving goals and fulfilling responsibilities.