The word "most snowyhaired" refers to someone with very white or grey hair. Some synonyms for this phrase include "silver-haired," "white-haired," or "grey-haired." These terms are often used to describe elderly individuals who have lost pigmentation in their hair due to age. Other synonyms for "most snowyhaired" include "hoary," "ashen-haired," and "frosty-haired." These descriptive words can help paint a picture of someone with a distinguished and wise presence. Overall, these synonyms provide a variety of ways to describe someone with magnificent white or grey hair.