Synset:unusefulness uselessness
Antonyms:usefulnessutility
Derivationally Related Form:inutileuseless
Hypernyms:quality
Inherited Hypernyms:inutilityqualityattributeabstractionentity
Direct Hyponyms:futilityimpracticabilityimpracticablenessimpracticalityworthlessness
Full Hyponyms:
futilityidealismimpracticabilityimpracticalityinfeasibilityknight errantryromanticismworthlessness