Cost effective and Careless
Opposite meaning terms
Cost effective
Careless
Careless adjective - Not paying or showing close attention especially for the purpose of avoiding trouble.
Cost effective is an antonym for careless.
Cite this Source
Careless and Cost effective. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/cost_effective/careless
Cost effective & Careless. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/cost_effective/careless>.
Careless or Cost effective. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/cost_effective/careless.
Google Ngram Viewer shows how "cost effective" and "careless" have occurred on timeline