Definitions

1. adjective

causing or feeling discomfort, pain, or annoyance; not pleasant

“The smoggy air made the city feel unpleasant during summer.”

2. noun

an unpleasant or disagreeable person or thing

“Her unpleasant neighbor complained about the noise repeatedly.”

3. adverb

in an unpleasant or disagreeable way

“The food was unpleasantly cold after it had been left out for too long.”