A day to be full of dread (4)

I believe the answer is:

awed

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'full of dread' is the definition.
Both the definition and answer are adjectives. Perhaps you can see an association between them that I can't see?

'a day' is the wordplay.
'day' becomes 'wed' (abbreviation for Wednesday).
'a'+'wed'='AWED'

'to be' acts as a link.

Can you help me to learn more?

(Other definitions for awed that I've seen before include "Cowed" , "Amazed" , "in terror" , "Made to feel fear/wonder" , "Impressed deeply" .)

I've seen this clue in the Sydney Morning Herald.

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