No it doesn't need to be hyphenated.
No it doesn't need to be hyphenated.
The noun phrase 'four week vacation' does not need to be hyphenated.
yes for clarification
No, "reassigned" does not need to be hyphenated. The prefix "re-" is commonly used with verbs and is typically not hyphenated unless it precedes a proper noun or creates confusion. Therefore, "reassigned" is correctly written as one word.
No it doesn't.
No it doesn't need to be hyphenated.
does write up need a hyphen
No the word "midday" is not hyphenated.
Yes it should be hyphenated.
Yes it should be hyphenated.
It is not hyphenated.