Spiral staircase
Spiral stairs and spiral staircase are semantically related. In some cases you can use "Spiral stairs" instead a noun phrase "Spiral staircase".
Spiral stairs
Spiral staircase and spiral stairs are semantically related. Sometimes you can replace phrase "Spiral staircase" with "Spiral stairs", this terms are similar.
Mutual synonyms
Cite this Source
Spiral stairs and Spiral staircase. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/spiral_staircase/spiral_stairs
Spiral staircase & Spiral stairs. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/spiral_staircase/spiral_stairs>.
Spiral stairs or Spiral staircase. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/spiral_staircase/spiral_stairs.
Google Ngram Viewer shows how "spiral staircase" and "spiral stairs" have occurred on timeline