suffix
(forming nouns) denoting a place for a particular function.
‘dormitory’- ‘repository’
Origin
From Latin -oria, -orium, sometimes via Anglo-Norman French -orie, Old French -oire.
suffix
Forming adjectives (and occasionally nouns) relating to or involving a verbal action.
‘compulsory’- ‘directory’
- ‘mandatory’
Origin
From Latin -orius, sometimes via Anglo-Norman French -ori(e).
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