The word "fussbudget" is often used to describe someone who is excessively fussy or anxious about small details. There are many synonyms for this term, including "perfectionist," "neat freak," "control freak," and "meticulous." Other synonyms include "worrywart," "nitpicker," "obsessive," and "fanatic." These terms describe people who are highly focused on the details, often to the point of being obsessive or controlling. While some might see these individuals as being overly concerned with minor issues, they can be valuable members of a team thanks to their attention to detail and ability to spot potential problems before they become bigger issues.