Drop off
Drop off verb - To grow less in scope or intensity especially gradually.
Napping
Napping adjective - Being in a state of suspended consciousness.
Drop off and napping are semantically related in light sleep topic. Sometimes you can use "Drop off" instead a verb "Napping".
Cite this Source
Napping and Drop off. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/drop_off/napping
Drop off & Napping. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/drop_off/napping>.
Napping or Drop off. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/drop_off/napping.
Google Ngram Viewer shows how "drop off" and "napping" have occurred on timeline