Fall asleep
Fall asleep verb - Change from a waking to a sleeping state.
Lay and fall asleep are semantically related. In some cases you can use "Lay" instead a verb phrase "Fall asleep".
Lay
Lay verb - To arrange something in a certain spot or position.
Fall asleep and lay are semantically related. Sometimes you can use "Fall asleep" instead a verb "Lay".
Cite this Source
Lay and Fall asleep. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/fall_asleep/lay
Fall asleep & Lay. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/fall_asleep/lay>.
Lay or Fall asleep. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/fall_asleep/lay.
Google Ngram Viewer shows how "fall asleep" and "lay" have occurred on timeline