uglify

From ugly +‎ -fy. Sense 3 by analogy with prettify.

• IPA^(key): /ˈʌɡlɪfaɪ/

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uglify (third-person singular simple present uglifies, present participle uglifying, simple past and past participle uglified)

1. (transitive) To make ugly; to destroy or worsen the appearance or attractiveness of.
   • 1792, Frances Burney, Journals and Letters, Penguin, published 2001, page 345:

     She uglifies every thing near her.

2. (intransitive) To become ugly.
   • 1986, Piers Anthony, Golem in the Gears:

     Inevitably those bodies age and uglify under her influence, but if they are outstandingly beautiful at the outset, that process takes longer.

4. (programming) Synonym of minify.

   Antonyms: pretty-print, beautify, prettify

• deface
• deform
• disfigure

• beautify

• uglification

• vilify