Nightlight
Taper and nightlight are semantically related. In some cases you can use "Taper" instead a noun "Nightlight".
Taper
Taper noun - A convex shape that narrows toward a point.
Cite this Source
Taper and Nightlight. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/nightlight/taper
Nightlight & Taper. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/nightlight/taper>.
Taper or Nightlight. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/nightlight/taper.
Google Ngram Viewer shows how "nightlight" and "taper" have occurred on timeline