Fussbudget (noun)

A person who is excessively fussy or fastidious, especially about minor details.

Origin:

Fussbudget is a colloquial term, originating from the combination of the words "fuss" meaning "a state of agitation or bother" and "budget" meaning "an estimate of expenses".

Examples:

1. He was such a fussbudget that he would always check the locks on the doors three times before going to bed.
2. She was known to be a fussbudget, always complaining about something or the other.
3. The fussbudget in charge of the event was driving everyone crazy with her constant nitpicking.
4. He was such a fussbudget, he couldn't stop himself from straightening the picture frames every time he walked by.
5. The fussbudget in the office was always the first to arrive and the last to leave.