Curves
Loops
Mutual synonyms
Both words in one sentence
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They have an unusual wheel arrangement with 3 two axle bogies (or trucks), known as Bo-Bo-Bo or Tri-Bo, which is required to enable them to round the sharp curves of the turning loops at each end of the line, whilst still having enough axles for the required weight and power.
Source: Cool Train
Cite this Source
Loops and Curves. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/curves/loops
Curves & Loops. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/curves/loops>.
Loops or Curves. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/curves/loops.
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