Methodical and Slapdash
Opposite meaning words
Methodical
Methodical adjective - Following a set method, arrangement, or pattern.
Slapdash is an antonym for methodical.
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
Methodical is an antonym for slapdash.
Cite this Source
Slapdash and Methodical. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/methodical/slapdash
Methodical & Slapdash. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/methodical/slapdash>.
Slapdash or Methodical. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/methodical/slapdash.
Google Ngram Viewer shows how "methodical" and "slapdash" have occurred on timeline