At once and Incorrectly
Opposite meaning terms
At once
At once adverb - Without delay or hesitation; with no time intervening.
Incorrectly
Incorrectly adverb - In a mistaken or inappropriate way.
At once is an antonym for incorrectly.
Nearby Words: incorrect, incorrectness
Cite this Source
Incorrectly and At once. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/at_once/incorrectly
At once & Incorrectly. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/at_once/incorrectly>.
Incorrectly or At once. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/at_once/incorrectly.
Google Ngram Viewer shows how "at once" and "incorrectly" have occurred on timeline