As people age, they can become more senescent, which refers to the physical and biological changes that occur as our bodies grow older. Synonyms for the word "more senescent" include "aged," "elderly," "senior," "mature," and "venerable." These adjectives describe someone who has been alive for a long time and has accumulated a wealth of experiences and knowledge over the years. However, these words can also carry negative connotations, suggesting physical and mental decline. That being said, growing older is a natural part of life, and it's important to embrace the wisdom and insight that comes with it.