WordNet

a highly developed state of perfection; having a flawless or impeccable quality; "they performed with great polish"; "I admired the exquisite refinement of his prose"; "almost an inspiration which gives to all work that finish which is almost art"--Joseph Conrad (同)refinement, culture, cultivation, finish
a preparation used in polishing
the property of being smooth and shiny (同)gloss, glossiness, burnish
improve or perfect by pruning or polishing; "refine ones style of writing" (同)refine, fine-tune, down
bring to a highly developed, finished, or refined state; "polish your social manners" (同)round, round_off, polish up, brush up
make (a surface) shine; "shine the silver, please"; "polish my shoes" (同)smooth, smoothen, shine

PrepTutorEJDIC

…‘を'『磨く』,光らせる,‘の'つやを出す / 〈熊度・言葉など〉‘を'『洗練する』,上品にする / 〈文章・演技など〉‘に'磨きをかける / 磨いてつやが出る,滑らかになる / 《a ~》光沢,つや / 〈U〉〈C〉つや出し,みがき粉 / 《a ~》磨きをかけること / 〈U〉(態度・ふるまいの)先練,上品さ