Copay is a relatively recent term. It is not hyphenated. In general, short words like this are not hyphenated.
The term is hyphenated as "long-lasting" (persistent, perennial, long-lived).
The answer to Short-lived things is Ephemera which is the plural of ephemeron
Short-lived Ministry was created in 1746.
Short-lived Ministry ended in 1746.
It was because they were short-lived. Their love outlasted their lives.
It is not hyphenated.
Yes, the noun short circuit (or short-circuit) is a compound noun; an open spaced or hyphenated compound noun (both are accepted).
No it's not hyphenated.
Motorcycle is not hyphenated
Short-lived proteins enable the cells to control their activities precisely and efficiently.
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated