Slapdash and Thoughtful
Opposite meaning words
Slapdash
Slapdash adjective - Lacking a definite plan, purpose, or pattern.
Usage example: the investigation of the charges against the mayor was slapdash and not very thorough
Thoughtful
Thoughtful adjective - Given to or made with heedful anticipation of the needs and happiness of others.
Slapdash is an antonym for thoughtful.
Cite this Source
Thoughtful and Slapdash. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/slapdash/thoughtful
Slapdash & Thoughtful. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/slapdash/thoughtful>.
Thoughtful or Slapdash. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/slapdash/thoughtful.
Google Ngram Viewer shows how "slapdash" and "thoughtful" have occurred on timeline