Antonyms of noun expediency

1 sense of expediency

Sense 1
expedience, expediency -- (the quality of being suited to the end in view)
       Antonym of inexpediency (Sense 1)
      => inexpedience, inexpediency -- (the quality of being unsuited to the end in view)

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

1 sense of expediency

Sense 1
expedience, expediency -- (the quality of being suited to the end in view)
       => advantage, vantage -- (the quality of having a superior or more favorable position; "the experience gave him the advantage over me")