Plural of deacondry; multiple buildings or offices associated with deacons, or multiple groups of deacons.
The standard '-ies' plural of 'deacondry,' following the pattern where '-ry' nouns pluralize to '-ries' (as in pantries, bakeries). This form is extremely rare in modern usage.
This plural form is so uncommon that many dictionaries don't list it, making it a beautiful example of how English preserves grammatical rules for words that almost nobody actually uses together.
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