What are some opposite words for 有効である?

Antonyms for 有効である有効である

This page is about all possible antonyms and opposite words for the term 有効である.

We couldn't find direct antonyms for the term 有効である.

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\u03BB4 film, \u2010, \u2013, Đuka Tesla, 大賀好修, 有効である, 별

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Quiz

Are you a human thesaurus?

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Which of the following words is not a synonym of the others?
A reclusive
B cloistral
C secular
D secluded