person reading a diary that was written by someone else.
An antonym for primary is secondary.
Synonyms: commissioned, by proxy, secondary, delegated.Antonyms: primary, normal, nonexchangeable, source
source
primary
The antonym for quarry is deposit or source.
Source or origin.
It is a primary source.
This is a primary source.
A picture can indeed be a primary source.
it is a primary source
Source, origin, cause...
These are antonyms for the word source: effect, end and result.