Backbone
Cool
Cool noun - The absence of emotional involvement.
How words are described
Both words in one sentence
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Cool Train: The diesel engine is fairly snazzy in terms of appearance and it will become the backbone for any large factory once local mineral deposits are depleted.
Source: Videogame / Factorio -
Cool Airship: The backbone of Cardenas military logistics; the large area of the continent puts their range to good use.
Source: Literature / Shattered Continent -
Cool Plane: Parodied with the Oscar EW 5894, the "backbone of our proud American arsenal," portrayed in the film by the Folland Gnat jet-trainer, a plane that couldn't even break the sound barrier in real life.
Source: Film / Hot Shots!
Cite this Source
Cool and Backbone. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/backbone/cool
Backbone & Cool. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/backbone/cool>.
Cool or Backbone. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/backbone/cool.
Google Ngram Viewer shows how "backbone" and "cool" have occurred on timeline