Antonyms of noun worthlessness

1 of 2 senses of worthlessness

Sense 1
worthlessness, ineptitude -- (having no qualities that would render it valuable or useful; "the drill sergeant's intent was to convince all the recruits of their worthlessness")
       Antonym of worth (Sense 2)
      => worth -- (the quality that renders something desirable or valuable or useful)

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

2 senses of worthlessness

Sense 1
worthlessness, ineptitude -- (having no qualities that would render it valuable or useful; "the drill sergeant's intent was to convince all the recruits of their worthlessness")
       => quality -- (an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare)

Sense 2
worthlessness -- (the quality of being without practical use)
       => inutility, uselessness, unusefulness -- (the quality of having no practical use)