Inefficient
Inefficient adjective - Not producing the desired result.
Slaphappy and inefficient are semantically related. In some cases you can use "Slaphappy" instead an adjective "Inefficient".
Nearby Words: inefficiency, inefficiently
Slaphappy
Slaphappy adjective - Having or showing freedom from worries or troubles.
Inefficient and slaphappy are semantically related. Sometimes you can use "Inefficient" instead an adjective "Slaphappy".
Mutual synonyms
Cite this Source
Slaphappy and Inefficient. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/inefficient/slaphappy
Inefficient & Slaphappy. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/inefficient/slaphappy>.
Slaphappy or Inefficient. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/inefficient/slaphappy.
Google Ngram Viewer shows how "inefficient" and "slaphappy" have occurred on timeline