Yes, "well-documented" is hyphenated when used as a compound adjective before a noun. For example, you would say "a well-documented study." However, when used after the noun, it is typically not hyphenated, as in "The study is well documented."
No. Well above is not hyphenated.
No, well above average is not hyphenated.
Well-to-do is a hyphenated word. The direction west-northwest is hyphenated.
It should be hyphenated.
No, "well versed" is not hyphenated when used as a phrase, such as in "She is well versed in the subject." However, when used as a compound adjective before a noun, it is often hyphenated as "well-versed," for example, "He is a well-versed expert."
Yes it is, if it precedes the noun, as in "a well-known actress." If it follows the noun, as in "the actress is well known," it is not hyphenated.
To-night At a certain moment in time "well-come" used to be hyphenated.
well-meant
No, "well respected" is not hyphenated. It is commonly used as two separate words to describe someone who is held in high regard. However, if used as a compound adjective before a noun, you might see it hyphenated as "well-respected individual."
Yes
well-known
bond