unvarnished

adjective

1. plain; clear; straightforward; without vagueness or subterfuge; frank: the unvarnished truth.
2. unfinished, as floors or furniture; not coated with or as if with varnish.

adjective

1. not elaborated upon or glossed; plain and directthe unvarnished truth

adj.c.1600, of statements, “not embellished,” from un- (1) “not” + past participle of varnish (v.). Literal sense of “not covered in varnish” is recorded from 1758.