compound modifier
Definition - A two-or-more word adjectival or adverbial phrase.


1. Hyphenate them to reduce ambiguity

Type-A blood
long-term disability

2. Don't use hyphens after adverbs that end in ly.

quickly-forgotten relationship (bad)
quickly forgotten relationship (good)

3. Don't hyphenate the modifiers if they follow the noun that is being described.

his blood is Type A

4. Don't use a hyphen after the word very .

very-quickly forgotten relationship (bad)
very quickly forgotten relationship (good)

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