candid

/ˈkæn.dɪd/
noun
1

A spontaneous or unposed photograph.

"His portraits looked stiff and formal but his candids showed life being lived."

adjective
1

Impartial and free from prejudice.

2

Straightforward, open and sincere.

3

Not posed or rehearsed.

More synonyms: frank, open, parrhesiastic, sincere, unreserved
Source: https://en.wiktionary.org/wiki/candid

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