The phrase "inroads of time" often refers to the year-by-year or gradual deterioration of something over time. Some synonyms for this phrase might include "wear and tear," "decay," "deterioration," "decline," "erosion," "weathering," "degradation," or "degeneration." These words all suggest a sense of slow or ongoing damage that occurs gradually over time, whether it be to physical objects, natural environments, or cultural institutions. While the phrase "inroads of time" may convey a sense of inevitability or powerlessness in the face of this process, these synonyms highlight the importance of active efforts to maintain and preserve that which we hold dear, against the relentless march of time.