adjective
Definition: Not attractive or pleasant to look at; something that is visually unappealing.
Example: The old building was considered ugly by many people.
adverb
Definition: Not pleasant to look at; unattractive or unsightly.
Example: The house was painted in an ugly color that nobody liked.
noun
Definition: A person or thing that is not attractive in appearance.
Example: He was called an ugly by his classmates, but he had a kind heart.