Cross heart and Nullify
Opposite meaning terms
Cross heart
Nullify is an antonym for cross heart in declare the truth of something topic.
Nullify
Cite this Source
Nullify and Cross heart. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/cross_heart/nullify
Cross heart & Nullify. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/cross_heart/nullify>.
Nullify or Cross heart. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/cross_heart/nullify.
Google Ngram Viewer shows how "cross heart" and "nullify" have occurred on timeline