The idiom "dot the i’s and cross the t’s" means to do everything carefully and thoroughly, to make sure that all details are attended to, and to avoid any mistakes. This phrase is often used when someone wants to emphasize the importance of accuracy and precision in a task or activity.

The idiom "right as rain" is used to describe someone or something that is doing well or performing perfectly. It implies that the person or thing is in good condition and functioning properly, just like how a car would run smoothly after a fresh coat of paint.

The idiom "de jure" refers to something that is legally recognized or established, even if it does not exist in reality or is not fully functional. It can also refer to something that is officially or formally declared as being true or correct, regardless of its actual merit or validity.

The idiom "go round in circles" means to repeatedly do something without making any progress or achieving a desired result. It can also mean going around in a circular motion, literally or figuratively.

The idiom "lily-livered" is used to describe someone who is cowardly, timid, or lacks courage. It can also refer to someone who is dishonest or unreliable. The term is often used in a negative way and suggests that the person being described has a weak character.