No, unless it is used as a compound adjective. For example,
Yes, "healthy-living" should be hyphenated as it is a compound adjective modifying a noun.
Yes, "low-to-intermediate" should be hyphenated when used as a compound modifier before a noun.
No, "two thirds" should not be hyphenated. It is a compound adjective that functions as a single unit modifying a noun.
No, the phrase "thank you note" is typically not hyphenated when used in a sentence.
Yes, "hard worker" should be hyphenated when used as an adjective before a noun, as in "She is a hard-worker."
Yes, "roll-in shower" should be hyphenated as it is a compound adjective describing a type of shower that is accessible for wheelchair users.
Yes it should be hyphenated.
Yes, it should be hyphenated.
Yes it should be hyphenated.
yes check-up should be hyphenated
It should be hyphenated.
Yes it should be hyphenated.
No it shouldn't be hyphenated.
Yes, "low-to-intermediate" should be hyphenated when used as a compound modifier before a noun.
"Field" is not hyphenated.
Yes it should be hyphenated.
Yes it should be hyphenated.
Self-made should be hyphenated.