compound adjective
Definition - A two-or-more word adjectival phrase.

Example -

(1) red-brick house
(2) far-fetched story


1. Hyphenate them to reduce ambiguity

type-A blood

2. Don't hyphenate if the modifiers follow the modified noun.

his blood is Type A

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

very-long-term disability (bad)
very long-term disability (good)

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