gloss

1. A surface shine or luster/lustre
2. A superficially or deceptively attractive appearance

1. To give a gloss or sheen to.
2. To make (something) attractive by deception
3. To become shiny.

1. A brief explanatory note or translation of a foreign, archaic, technical, difficult, complex, or uncommon expression, inserted after the original, in the margin of a document, or between lines of a text.
2. A glossary; a collection of such notes.
3. An expression requiring such explanatory treatment.
4. An extensive commentary on some text.
5. A brief explanation in speech or in a written work, including a synonym used with the intent of indicating the meaning of the word to which it is applied
6. An interpretation by a court of specific point within a statute or case law

verb

To add a gloss to (a text).