Flat
Flat adjective - Being neither more nor less than a certain amount, number, or extent.
Lying back and flat are semantically related. In some cases you can use "Lying back" instead an adjective "Flat".
Lying back
Flat and lying back are semantically related. Sometimes you can use "Flat" instead an adjective phrase "Lying back".
Mutual synonyms
Cite this Source
Lying back and Flat. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/flat/lying_back
Flat & Lying back. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/flat/lying_back>.
Lying back or Flat. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/flat/lying_back.
Google Ngram Viewer shows how "flat" and "lying back" have occurred on timeline