IPA: /hɪˈdiːəsɪti/
KK: /hɪˈdiːəsɪti/
The quality or state of being very ugly or unpleasant to look at.
The hideosity of the abandoned building made it a popular spot for horror films.
The word 'hideosity' is derived from 'hideous' (from Old French *hideus*, meaning ugly or frightful) and the suffix '-ity' (meaning the state or condition of). Therefore, 'hideosity' refers to the state or condition of being hideous or extremely ugly.
Think of 'hideous' as describing something very ugly, and remember that '-ity' indicates a state or condition. So, hideosity means the state of being hideous.
No commonly confused words.