Yes, "clean-up" is hyphenated when used as a noun or an adjective, such as in "the clean-up crew" or "a clean-up operation." However, when used as a verb, it is typically written as "clean up" without a hyphen. Always consider the context to determine the correct form.
It is not hyphenated.
No it's not hyphenated.
Motorcycle is not hyphenated
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
No, "hardworking" is not hyphenated.
Yes it should be hyphenated.
It can be. Some words can be seen both hyphenated and non-hyphenated.
No. Well above is not hyphenated.
The word desperate hyphenated
peace of mind is not hyphenated.
"Field" is not hyphenated.
Yes it should be hyphenated.