The term 'Stodgy One' can be described by two crossword solutions: 'FOGY' (4 letters) and 'Stickinthemud' (13 letters). FOGY is an informal term used to describe someone who is old-fashioned, conservative, and inflexible in their views. Stickinthemud is a phrase used to describe someone who is unwilling to change or try new things. Both terms imply that the person is set in their ways and resistant to change.