No. Hyphenated words are not allowed in Scrabble.
It should be hyphenated when it's used as an adjective.
Like many other words, it depends . . . If the words are used together as an adjective, they are hyphenated. "Alice bought a 90-cent picture frame." If the words are just nouns, they are not hyphenated. "Alice's picture frame cost 90 cents".
No they shouldn't be hyphenated.
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
No it's not hyphenated.
It can be. Some words can be seen both hyphenated and non-hyphenated.
No, "red hot" is not hyphenated. It is typically used as two separate words to describe something as being very hot or intense.
Well-to-do and well-being are hyphenated words. Another hyphenated word is the direction west-northwest.
Pre construction - two words not hyphenated.
in-house - two words, hyphenated.
Well-to-do is a hyphenated word. The direction west-northwest is hyphenated.