Oddly sick ally dreads getting very heated (7)

I believe the answer is:

scalded

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'very heated' is the definition.
The definition and answer can be both related to change as well as being past participle verbs.
Perhaps there's an association between them I don't understand?

'oddly sick ally dreads' is the wordplay.
'oddly' indicates alternate letters (letters in the odd-numbered positions are used).
'sick'+'ally'+'dreads'='sickallydreads'
The alternate letters of 'sickallydreads' are 'SCALDED'.

'getting' acts as a link.

Can you help me to learn more?

(Other definitions for scalded that I've seen before include "Injured by steam" , "Burned with a hot liquid or steam" , "Burnt with liquid" .)

I've seen this clue in The Telegraph.

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