From Longman Dictionary of Contemporary Englishunvarnishedun‧var‧nished /ʌnˈvɑːnɪʃt $ -ɑːr-/ adjective 1 SIMPLE/PLAIN[only before noun] simple and without any additional descriptions or details an unvarnished account of events2 TInot covered with varnish (=a transparent substance like paint, used to protect the surface of wood)
Examples from the Corpus
unvarnished• The woman leads us down a long corridor of unvarnished cedar boards worn smooth by centuries of slippered feet.• the unvarnished truth• Don't leave unvarnished wicker or cane outside. 