Antonyms of noun pleasantness

2 senses of pleasantness

Sense 1
pleasantness -- (the feeling caused by agreeable stimuli; one pole of a continuum of states of feeling)
       Antonym of unpleasantness (Sense 1)
      => unpleasantness -- (the feeling caused by disagreeable stimuli; one pole of a continuum of states of feeling)

Sense 2
pleasantness, sweetness -- (the quality of giving pleasure; "he was charmed by the sweetness of her manner"; "the pleasantness of a cool breeze on a hot summer day")
       Antonym of unpleasantness (Sense 2)
      => unpleasantness -- (the quality of giving displeasure; "the recent unpleasantness of the weather")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pleasantness

2 senses of pleasantness

Sense 1
pleasantness -- (the feeling caused by agreeable stimuli; one pole of a continuum of states of feeling)
       => pleasure, pleasance -- (a fundamental feeling that is hard to define but that people desire to experience; "he was tingling with pleasure")

Sense 2
pleasantness, sweetness -- (the quality of giving pleasure; "he was charmed by the sweetness of her manner"; "the pleasantness of a cool breeze on a hot summer day")
       => quality -- (an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare)