Home to church: not far! (4)

I believe the answer is:

inch

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'not far' is the definition.
I can't tell whether this defines the answer.

'home to church' is the wordplay.
'home' becomes 'in' ('he's home' can mean 'he's in').
'to church' becomes 'ch' (common abbreviation).
'in'+'ch'='INCH'

Can you help me to learn more?

(Other definitions for inch that I've seen before include "Edge (forwards)" , "Move forward slowly and carefully" , "2.54 centimetres" , "Not very far" , "The island is very small in length" .)

I've seen this clue in The Sun.

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