The term 'NOBLE ONE' can be broken down into three crossword solutions: EARL (4 letters), RAREGAS (7 letters), and SALTOFTHEEARTH (14 letters). An EARL is a British nobleman, ranking above a viscount and below a marquess. Raregas is a term used to describe noble gases, which are a group of chemical elements that are found in the atmosphere and are unreactive. SaltofTheEarth is an idiom meaning someone or something of exceptional quality or worth. Together, these three solutions form the phrase 'NOBLE ONE', which is a term used to describe someone of high rank or great worth.