polished

[ pol-isht ]

/ ˈpɒl ɪʃt /

made smooth and glossy: a figurine of polished mahogany.

naturally smooth and glossy: polished pebbles on the beach.

refined, cultured, or elegant: a polished manner.

flawless; skillful; excellent: a polished conversationalist.

Origin of polished

First recorded in 1325–75, polished is from the Middle English word polist. See polish, -ed²

un·pol·ished, adjective well-pol·ished, adjective

The likely scenario is that Amiigo's early backers will end up with a unpolished version and they'll have train the software AI.

Amiigo Tracker Pairs Data With Deadlifts |Gregory Ferenstein |August 4, 2014 |DAILY BEAST
The beautiful thing about creativity at that age is it is brutal and unpolished, and not virtual.

From Led Zeppelin to Breaking Bad: The Lamest Generation |Elizabeth Wurtzel |September 29, 2013 |DAILY BEAST
As ignorant and unpolished as he is, do you know, Miss Jenny, that I propose to introduce him to the honour of your acquaintance?

The Contrast |Royall Tyler
Their style, we are told, was unpolished and arid in the extreme, while the argument was lucid and impartial.

Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 |Various

The chief differences are the handle and a decoration in relief on the unpolished surface.

The Ceramic Art |Jennie J. Young
By this means I saw the entire front of the sarcophagus, which appeared to me to be made of unpolished grey marble.

Jerusalem Explored, Volume I--Text |Ermete Pierotti
They who come to pray to the holy women for health of body and of heart are unpolished creatures of a primitive belief.

King of Camargue |Jean Aicard

polished

/ (ˈpɒlɪʃt) /

accomplished a polished actor

impeccably or professionally done a polished performance

(of rice) having had the outer husk removed by milling