gloss over

US /ɡlɔs ˈoʊvər/
UK /ɡlɔs ˈoʊvər/
"gloss over" picture
1.

to avoid discussing something in detail, especially something unpleasant or problematic

:
The report tended to gloss over the negative aspects of the project.
She tried to gloss over her mistakes during the presentation.