So good it cannot be improved. perfect tense. To do something so well, it cannot be done better.

action of staying where one is or delaying action until particular time or event. To spend time until an expected thing happens.

having pattern of small squares. To confirm the details of something are correct.

(Of a language) being the most accepted in a place. Principle of behaving in a moral way.

generally assumed or believed to be case, but not necessarily. To imagine or guess what might happen.

showing emotion or sensitivity. emotional state or reaction. To be aware of or experience an emotion, sensation.

To examine in order to prevent errors/a problem.

Used to say something is true, even if unlikely.

flowing naturally or supplied to building through pipes and taps. action or movement of runner. To manage or operate a business.

To let go of something you are holding.

obstructed or congested. To stop from going forward or making progress.

When one thing is replaced by another.

Exact street location of a place. To refer to someone or something formally.

Occasion when something can be seen, e.g. a movie. To display your emotions or feelings.