uglify

verb
UK /ˈʌɡlɪfaɪ/
US /ˈʌɡləfaɪ/

To make something look ugly or less pretty.

The kids tried to uglify the snowman by adding a funny face.


OTHER MEANINGS

2. To make something less attractive or appealing in appearance.

Bright plastic chairs uglified the old garden.

3. To spoil the beauty or quality of a place or object.

The new billboard uglified the view of the mountains.

4. To make something seem worse or more unpleasant.

The harsh lighting uglified the room's warm colors.