Hi guys!
I have a questions are there any difference between (Top - cap - lid) when we use them with nouns I mean the top of the object

What is more common to use?
Are they synonyms?
Could they work the same way in any situation?

Question

Hi guys!
I have a questions are there any difference between (Top - cap - lid) when we use them with nouns I mean the top of the object

What is more common to use? 
Are they synonyms?
Could they work the same way in any situation?

Answer

Cap and lid suggest a covering that can be removed from an object.  Top can be just the uppermost surface of the object but it can also mean a removable covering like a bottle top.