Yes, it would be. But it is a poor choice for converting a predicate adjective into a leading one.
The term well-appearing might be misunderstood given the multiple meanings of the verb "appear."
No it is not hyphenated. They are two separate words.
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.
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."
To-night At a certain moment in time "well-come" used to be hyphenated.
No, "well mannered" is not typically hyphenated. It is generally written as two separate words, especially when used as an adjective after a noun (e.g., "a well mannered child"). However, it can be hyphenated as "well-mannered" when used directly before a noun (e.g., "a well-mannered child").
No, "well known" is not a hyphenated word. It is typically written as two separate words when used as an adjective following a noun (e.g., "a well known author"). However, when it appears before a noun, it is often hyphenated as "well-known" (e.g., "a well-known author").
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."