Unvarnished (adjective)

1. Not coated with varnish.
2. Not having a false or misleading appearance; straightforward.
3. Not smoothed or softened; raw.

Origin:

Late middle english (in the sense "not varnished"): from un- (expressing negation) + varnished, past participle of varnish.

Examples:

1. The truth about his actions was presented in an unvarnished form.
2. Her unvarnished comments shocked the audience.
3. The wood was left unvarnished to preserve its natural beauty.
4. The singer's unvarnished voice was praised by critics.
5. The author provides an unvarnished account of life in the ghetto.